| D & J Computer | D & K | D & M | D & R Engineering |
| D A Design & Engineering | D A Mfg Inc | D Ann | D C Power Supplies Inc |
| D C Systems | D E | D E Systems Ltd | D E K |
| D Electron | D F Pumps | D Flow | D G F |
| D Gottlieb & Co | D Levk | D Link | D M Griffiths Scale |
| D M T | D N H Indusstries | D S | D Tec |
| D V E | D&a Analogtec | D&B | D&b Engineering |
| D&b Power | D&D | D&K | D&r Lamps |
| D/a Production Ab | D/a Video System | D/a Video Systems | D1 International |
| Da Design | Da Lite | Da Tech | Da Tech Datek |
| Da Tel | Da Video System | Daavlin | Dab |
| Dabo | Dabre | Daburn Electronics | DAC |
| Dac Vision | Dacor | Dacotah Paper | Dacs Engineering |
| Dacte | Dae A Mediatech | Dae Gil Engineering | Dae Yang |
| Daedal | Daewoo | Daewoo Electronics | Daewoo Heavy |
| Daewoo Heavy Ind | Daewood | Dage | Dage Mti |
| Dagnall Electronics | Dahl | Dahlgren | Dahmen Burnett Elec |
| Dahmen Burnett Electric | Dahms | Dai Nippon Printing Co | Dai Yang |
| Daiasinku | Daichi Keiki | Daico Industries Inc | Daiden |
| Daidi Corp | Daido | Daido Chain | Daido Corp |
| Daido Kikai Seizo | Daido Metal | Daido Seimitsu Kogyo | Daido Sprag |
| Daiei Kagaku Seiki Manufacturing | Daifuku | Daigger | Daihatsu |
| Daihen | Daiichi Denko | Daiichi Denko Daiichi Denshi Kogyo | Daiichi Denshi Kogyo |
| Daiichi Keiki | Daiichi Seimitsu | Daiken | Daiken For Spare Parts |
| Daiki | Daikin | Daikin Hydraulics | Daikin Industries |
| Daikin Ntn | Daikyo Electronics | Daimler Benz | Daimler Benz Daimlerchrysler Aerospace |
| Daini Seikosha | Dainippon | Dairiki Tekko | Dairiki Tekko Daisan Kogyo |
| Dairy Equipment | Daisan Kogyo | Daisan Kogyo Co | Daishin Industries |
| Daishinkakou | Daishinkakou Daishinku | Daishinku | Daishowa Seiki |
| Daisy Data | Daisy Data Displays | Daito | Daito Fuse |
| Daito Keiki | Daito Manufacturing | Daito Pump | Daito Seiki |
| Daito Tsushin | Daitron | Daiwa | Daiwa Dengyo |
| Daiya Trend | Dak | Daka Ware | Dakin |
| Dakin Electric | Dako | Dakota Communications | Dakota Supply |
| Daktech | Daktronics | Daktronics Inc | Daktronics Inc |
| Dale | Dale Electric | Dale Electronic | Dale Electronics |
| Dale Mansfield | Dalec Electronic | Daletech Electronic | Daletech Electronics |
| Dallas Instruments | Dallas Memory International | Dallas Semiconducter | Dallas Semiconductor |
| Dallas Semiconductor Corp | Dalloz Safety | Dalsa | Dalsa Inc |
| Dalta Tau | Dalton | Dalton Electric | Dalton Gear |
| Dalux Equipment Service | Daman | Daman Manifolds | Daman Products |
| Damar | Damen Carbide Tool Co | Damm & Johanning | Damon |
| Damon Electronics | Damon/iec | Damp | Dampener/coater |
| Damper Design | Dan Bee | Dan Foss | Dana |
| Dana American Electronic Components | Dana Corporation | Dana Eip | Dana Instruments |
| Dana Laboratories | Danagraf | Danaher | Danaher Controls |
| Danaher Controls Danaher Controls | Danaher Industrial Controls | Danaher Motion | Danaher Tools |
| Danapar | Danatec | Danbridge | Dancer Controls |
| Danco Corp | Dancontrol Engineering | Danelec | Danfoff |
| Danfoss | Danfoss Bauer | Danfoss Control Valve | Danfoss Control Valve Danfoss Fluidtechnik |
| Danfoss Drives A S | Danfoss Graham | Danfoss Pressure Switch | Dang A |
| Danica | Danica Supply | Danico | Daniel Flow Products |
| Daniel Industries | Daniel Industries Inc | Daniel L Bowers | Daniel Measurement & Control |
| Daniel Woodhead | Danielfor Spare Parts | Danieli Automation | Danieli Ceda |
| Daniels | Daniels Controls | Daniels Mfg | Danielson Vacuum Products |
| Danish Diagnostic Dev | Danley Die Springs | Danley Komatsu | Danly |
| Danly Die | Dannewitz | Danotech | Danotherm |
| Dans Fan City | Dansk Radio | Dansk Streteknik | Dansk Styreteknik |
| Dansk Styretenik | Dansk Styretenknik | Dantec Measurement Technology Process Instrumentation | Dantona |
| Dantona Industries | Dap | DAQ | Darco Southern |
| Darcom Technologies | Daren | Daren Electronics | Darrah |
| Darrah Electric | Dart | Dart Control | Dart Controls |
| Dart Controls Inc | Dart Paper | Dart Vacuum | Das Gip |
| Dasa S L | Dasa S L U | Dasco | Dasco Pro Inc |
| Dasibi | Dassault Aviation | Dasylab | Data |
| Data Acquisition Sys | Data Aire | Data Card Corp | Data Center Resources |
| Data Color | Data Control Systems | Data Delay Devices Inc | Data Design |
| Data Device | Data Display | Data Display Products | Data Doc Electronics |
| Data Flow | Data Flow Systems | Data General | Data General Corp |
| Data I/o | Data Image | Data Industrial | Data Inst/waters |
| Data Instrument | Data Instruments | Data International Co Ltd | Data Io |
| Data Linc Group | Data Logic | Data Logic Pe Cells | Data Measurement |
| Data Mite | Data Modul | Data Net | Data Net Corp |
| Data Net Corporation | Data Net Corportatio | Data Online | Data Panel |
| Data Pathing | Data Plus | Data Power | Data Precision |
| Data Printer | Data Products | Data Race | Data Ram |
| Data Ray | Data Ray Corp | Data Ray Corporation | Data Ray Corporations |
| Data Sales | Data Southcom | Data Special Ties | Data Sud |
| Data Sud Sifstems | Data Sud Systems | Data Supplies | Data Supplies Data Tech Division Of Penril |
| Data Systems Design | Data Tech | Data Tech Division Of Penril | Data Technology |
| Data Technology Inc | Data Technology Corp | Data Technonolgy | Data Torque |
| Data Track Process Instruments | Data Trak | Data Translation | Data Translation Inc |
| Data Vision | Datability | Databoard | Datacard |
| Datacast | Datacolor | Datacom | Datacube |
| Datadesk | Dataforth | Datageneral | Datakey Electronics |
| Datalinc | Datalinear | Datalink | Datalink Tech |
| Datalink Technologies | Datalogic | Datalogic Erkenbrechtsw | Datalogic Inc |
| Datalogicol | Datalogio/ems | Datalux | Datalux Datamax Aisci Pus |
| Datamax | Datamax Corp | Datamedia | Datamega |
| Datametrics | Datametrics Inc | Datamyte | Dataplate |
| Datapower | Dataproducts | Dataq | Dataq Instruments |
| Dataradio | Dataram | Dataram Corp | Dataroyal |
| Datasaab | Dataschalt | Datascope | Datasensor |
| Dataserv | Datashield | Datasights | Datasignal Syst |
| Datasonic | Datasound Laboratories | Datasouth | Datastripe |
| Dataswitch | Datasystems | Datatech | Datatel Telemetrie Elektronik |
| Datatel Telemetry | Datatest | Datatorque | Datatrace |
| Datatrade | Datatran | Datatronics | Datcon |
| Datcon Instrument Company | Date Instrument | Datec | Datek |
| Datel | Datel Inc | Datel Intersil | Datel Systems Data Acquisition |
| Datem | Datentechnik | Datenverlust | Datex |
| Datex Ohmeda Inc | Datexel | Datexel Datmetrics | Datmetrics |
| Dator | Datos Systems | Datricon | Datron |
| Datron Electronic | Datum | Daume | Dauphin |
| Daura | Davall Gears | Davall Gears Davall Stock Gears | Davall Stock Gears |
| Davco | Dave | Dave Fischbein Manufacturing | Dave Fischbein Mfg |
| Dave Fisckbeesf Mfg | Davey | Davey Compressor | Davey Tachometers |
| Davico | David | David Brown | David Brown Hydraulics |
| David Clark | David Clark Company | David White Co | Davies Young |
| Davis Controls | Davis Inotek | Davis Inotek Instruments | Davis Instruments |
| Davis Lighting | Davis Packaging | Davis Standard | Davy |
| Davy Mckee | Davy Mckine | Davy United | Dawar Technologies |
| Dawn | Dawn Industries | Dawn Vme | Dawning Technologies |
| Dax Industries | DAY | Day Brite | Day Control Products |
| Dayco | Dayco Automotive | Dayco Automotive Daylight | Dayco Eastman |
| Dayco Imperial | Daykin | Daylight | Daymarc |
| Dayna | Daystar | Daystar Nova | Daytimers Inc |
| Dayton | Dayton Elect Manufacturing | Dayton Manufacturing | Dayton Motor |
| Dayton Phoenix Group | Dayton Safety Ladder | Daytonic | Daytrol |
| Daytronic | Daytronics | Dazic | Dazic Controls |
| Dazor | Dazzle | DB | Db David Brown Pumps |
| Db Industries | Db Lectro | DBE | Dbetz Electronics |
| Dbi | Dbi Desbois Botalam F Montre | Dbi Sala | DBT |
| Dc Dickinson | Dc Driver | Dc Electronics | Dc Electronik |
| Dc Elektronik | Dc Kilowatts | Dc Sales | Dc Sales Dcc |
| Dc Solution | Dc Solution Inc | Dc Spa | DCA |
| Dcarl Schenk Ag | DCC | DCE | Dch Technology |
| DCI | Dci Inc | Dcm Ind | Dcm Industries |
| Dcsparts | Dct Instruments | Dd & M | DDC |
| DDK | Dds | Dds Automatik | De |
| De Hoop Rotterdam | De La Compagnie Generale D Electricite | De Sta Co | De Sta Co Industries |
| De Sta Co Manufacturing | De Sta Co Tools | De Systems | De Systems Ltd |
| De Tec Tronic | De Tec Tronic Detrex | De Vilbiss Company | De Vilbliss |
| De Vires | De Vires Dea | De Vlieg Machine | De Vlieg Machine Co |
| De Zurik | DEA | Dea Iota 1024 | Dean |
| Dean Technology/hv Components Associates | Dearborn | Dearborn Cdt | Dearborn Gage Company |
| DEB | Debard | Debem Pump | Debra |
| Debron Industrial Electronics | Debu | DEC | Dec Elliott |
| Decc | Decco | Decco Solenoid | Decibal Products |
| Decibel Products | Decision Support Systems | Decitek | Deckel |
| Decker | Deckflex | Deco | Deco Electronics Corp |
| Deco Grand Inc | Deco Tool Supply | Decor Electronics | Decru |
| Dedtru | Dee Van Enterprise | Deeblast | Deeco |
| Deeco Systems | Deedlock | Deem | Deem Controls |
| Deemstop | Deep Sea Electronics | Deerking | Deeter Electronics |
| Defelsko | Defender Security | Defense Electronic Supply Center | Defiance Machine And Tool Mfg |
| Defiant Weighing | Definox | Deflect O | Dehaan |
| Dehn | Dehn Soehne | Dehooge | Dei |
| Deico Electronics Inc | Deif | Deitz | Deitz Co |
| DEK | Dek Printing Machines | Dekolink | Dekolink Wireless Ltd |
| Dekoron | Dekur | Del Electronics | Del Electronics Corp |
| Del Global Technologies | Del High Voltage | Del Tron Precision | Del Tronics |
| Delachaux | Delaire | Delariese | Delasco Pcm |
| Delaval | Delaval Hydraulic | Delaval Turbine | Delavan |
| Delavan Electronics | Delavan Nozzles | Delavan Oil Burner Nozzle | Delavan Process |
| Delavan Process Instrument | Delbag | Delchi | Delco |
| Delco Electronics | Delco Fanuc | Delco Products | Delco Remy |
| Delcon | Delem | Delevan Electronics | Delf |
| Delfi Technologies | Delford | Delft Instruments | Delimon |
| Delixi | Delkor | Delkor Ind | Delkor Industries |
| Dell | Dell 1520 | Dell Computer | Delle Donne |
| Delmhorst | Delmhorst Instrument | Delnorte | Delphax |
| Delphax Systems | Delphi | Delphi Automotive Systems | Delphi Energy & Engine Mgmt |
| Delphi Or General Motors | Delphi Packard | Delphian | Delsa Toshiba Sa |
| Delta | Delta / S1 | Delta / Vfd M | Delta Automation |
| Delta C Technologies | Delta Computer | Delta Computer System | Delta Computer Systems |
| Delta Computer Systemsinc | Delta Computor | Delta Controls | Delta D C Power |
| Delta Design | Delta Ducon | Delta Elec | Delta Electronics |
| Delta Electronics Inc | Delta Electronics Inc | Delta Electronik | Delta Elektronik |
| Delta Elektronika | Delta Elektronika Bv | Delta Energy Systems | Delta Engineering |
| Delta F | Delta F Corporation | Delta Fluid | Delta Hydraulics |
| Delta International | Delta Lighting | Delta M | Delta M Corp |
| Delta Magnetics & Controls | Delta Ohm | Delta Omega | Delta Power |
| Delta Power Source | Delta Products | Delta Run | Delta Scientific |
| Delta Sensor | Delta Servo | Delta Star | Delta T Devices |
| Delta Tau | Delta Tau Data | Delta Tau Data Sys | Delta Tau Data System |
| Delta Tau Data Systems | Delta Tau Data Systems Inc | Delta Tau Pmac | Delta Technology |
| Delta Therm | Delta Torque | Delta Unibus | Delta V |
| Delta Weld | Delta X | Deltaco | Deltadrive |
| Deltagard | Deltagaurd | Deltaguard | Deltaline |
| Deltatrak | Deltav | Deltavision | Deltec |
| Deltec Lovato | Deltec Nssi | Deltech | Deltech Engineering |
| Deltona | Deltona Transformer | Deltorq | Deltrol |
| Deltrol Controls | Deltrol Corp | Deltrol Corp Valves | Deltrol Fluid Products |
| Deltrol Relay | Deltron | Deltron Deltronic Dengensha | Deltron Inc |
| Deltron Roxburgh | Deltronic | Deltronics | Delux Die Set |
| Delux Die Set Demaag Control Gear | Delvan Electronics | Delzone | Dema Engineering |
| Demaag Control Gear | Demag | Demag Barret | Demag Barrett |
| Demag Cranes | Demag Cranes Components | Demag Vmic | Demag/bairett |
| Demag/barrett | Demagbarrett | Dematic | Demaurex |
| Demaurex Sa | Demco | Demco Barrel Switch | Demco Specialties |
| Demex | Demic | Demic Datentechnik Gmbh | Demico |
| Demico Inc | Demito Inc | Demmel Ag | Demott Electronics |
| Den Dee | Den Holder | Denex | Dengenkija |
| Dengenkiki | Dengensha | Denharco | Denis |
| Denison | Denison Hydraulics | Denison Hydraulik | Denison Hydraulik Denji Sokki |
| Denji Sokki | Denkei Keiki | Denken | Denki Co Ltd |
| Denki Kogyo | Denki Seikosha | Denko | Dennard |
| Dennison | Denon | Densai Delvo | Densai Nippon Electric |
| Densan | Densan Co | Dense Pac Microsystems Inc | Densei |
| Densei Delvo | Densei Lambda | Densei Lambda K K | Denshi Jiki |
| Denshi Ohyo | Denshijiki | Densitron | Densitron Of America/information Device |
| Denso | Denso Robotics | Denso Tape | Denso Wave |
| Densoku | Dentalez | Dentex | Denton |
| Denton Vacuum Inc | Dentsply Cavitron | Dentsu Sangyo | Denver Instrument |
| Denver Instruments | Denver Technologies | Denville | Denyo Europa Gmbh |
| Deodhar | Depa | Dependable Distributors | Depositron |
| Deprag | Derrick Manufacturing | Derrick Mfg | Derwent Extreme Technologies |
| Des Case | Desa International | Desch | Deschner |
| Desco | Desco Industries | Desert Microsystems | Desiccant |
| Design Aire | Design Analysis | Design Components | Design Concepts Inc |
| Design Development | Design Development Inc | Design Development Inc | Design Environmental |
| Design Products | Design Rite | Design Rite Inc | Design Science |
| Design Technology | Desin | Desina | Desmi |
| Desmond Dresser | Desouter | Desoutter | Despatch |
| Despatch Ind | Destaco | Destatic | Destatic Electronic |
| Destron | Det Tronics | Detas | Detco |
| Detcon | Detection Sciences | Detection Systems | Detection Technology |
| Detecto | Detecto Scale | Detector Electronics | Detector Electronik |
| Detector Engineering & Tech | Detector Systems | Detectron Elektronik | Detectronic |
| Deterco Inc | Determan Brownie | Detex | Deto |
| Detrex | Detriot Hoist | Detroit Coil | Detroit Diesal |
| Detroit Diesel | Detroit Dieseö Corp | Detroit Elevator | Detroit Hoist |
| Detroit Precision | Detroit Stoker | Detroit Switch | Detroit Tool |
| Detron | Detronics | Deub | Deublin |
| Deufra | Deuta | Deuta Werke | Deutronic |
| Deutronic Elektronic | Deutsch | Deutsch Parts | Deutsche Solenoid |
| Deutschmann | Deutschmann Automation | Deutz | Deutz Ag |
| Deutz Diesel Corp | Deutz Energy | Deutz Mwm Ag | DEV |
| Devar | Devar Inc | Devar Inc/control Products Div | Devco |
| Devcon | Develcon | Devicetec | Devilbiss |
| Devilbliss | Devine Lighting | Devlieg | Devlonics |
| Devon | Devon Industries | Devore Aviation | Devron Engineering |
| Devtek Applied Electronics | Devtronics | Devtronics Inc | DEW |
| Dewalt | Dewalt Charger | Dewalt Manufacturing | Dewert |
| Dewert Antriebs Und Systemtechnik | Dewetron | Dewey | Dewhurst |
| Dewit | Dewrance Manufacturing | Dexter | Dexter Inc |
| Dexter Lawson | Dexter Research Center | Dexter Research Center Dezurik Dezurik | Dexter Research Center Inc |
| Dexter T900 Inverter | Dexxa | Dezurik | Dezurik Valve |
| Df Gmbh | Df Mikro | DFE | DFI |
| Dfi Technologies | Dft | Dga/dcn/indret Delegation | Dgd |
| DGF | Dgh Corp | DGM | Dgottleib & Co |
| Dh Budenberg | Dh Electronics | Dh Instruments | Dha |
| Dhacel | Dhm Co | Di Acro | Di Log |
| Di Soric | Di Soric Industrieelectronic | Di Tech Inc | Di/an Controls Inc |
| Dia Nielsen | Diablo | Diablo Systems | Diacro |
| Diadur | Diagnostic Instruments | Diagnostic Systems Corp | Diagraph |
| Diagraph Corp | Diagraph Corporation | Diagsoft | Dial |
| Dial Sound Data Systems | Dialco | Dialight | Dialight Corp |
| Dialight Diamond Automation | Dialogic | Diamond | Diamond Automation |
| Diamond Chain | Diamond Electronics | Diamond Machinery Co | Diamond Multimedia |
| Diamond Phoenix | Diamond Power | Diamond Power Specialty | Diamond Rubber |
| Diamond Systems | Diamond Tool | Diamond Wheels | Diamond Z |
| Dianachart | Diano | Diano Corporation | Dias 3 |
| Diashowa | Diasonics | Dichtomatik | Dick Moll & Sons |
| Dickerson Vision Technologies | Dickey John | Dickey John Corp | Dickie Corporation |
| Dickinson | Dickow Pump | Dickson | Dickson Electronics Corp |
| Dickson Recorders | Dickson Unigage | Dico | Dico Ios Lcd 2 |
| Dicon | Dicon Fiber Optics Inc | Dicon Safety Products | Diconix |
| Dictaphone | Dictator Tecnic | Dictomatik | DID |
| Didde | Didde Glasser | Diddle | Die Spy |
| Diebold | Dieck Electronik | Dieck Elektronik | Dieco |
| Diehl | Dielectric | Dielektrol | Diell |
| Diener Electronic | Dienes | Dienes Apparatebau | Dienes Corporation |
| Dienes Werke Fuer Maschinentei | Dierking | Diessel | Diessel Mess |
| Dieterich Standard | Dietrich Standard | Dietrich Standard Dietz | Dietz |
| Dietz Electric | Dietz Electronic | Dietz Electronics | Dietz Kleinmotoren |
| Dietzel | Dietzel Hydraulik | Dietzel Hydraulik Dietzgen | Dietzgen |
| Difa | Difco | Differential Pressure Plus | Diffuselec |
| Dig Hieght Gauge | Digalog | Digalog Systems | Digalog Systems Inc |
| Digana | Digatron | Dighe Electronics | Digi |
| Digi Board | Digi Drive | Digi Flow | Digi International |
| Digi Key | Digi Span | Digi Star | Digi Star Lc |
| Digi Tronics | Digiboard | Digico | Digicom Int |
| Digicom International | Digicomp International | Digicon | Digicone |
| Digicont | Digiflex | Digiflow | Digiflow Systems |
| Digikey | Digilan | Digilin | Digilog |
| Digimaster Power | Digimat | Digimetrics Inc | Diginorm |
| Digiplan | Digipower | Digipro | Digipulse Automatic |
| Digiqual Systems | Digiscan | Digisnap | Digisolve |
| Digisyn | Digisystem | Digit | Digitaali |
| Digital | Digital & Counter | Digital Antenna | Digital Appliance Controls |
| Digital Automation | Digital Components | Digital Components Corp | Digital Computer |
| Digital Concepts | Digital Control | Digital Control Corp | Digital Control Syst |
| Digital Control Systems | Digital Design | Digital Design Inc | Digital Devices |
| Digital Dynamic | Digital Dynamics | Digital Electronic Automa | Digital Electronic Automation |
| Digital Electronics | Digital Electronics Corp | Digital End Spe | Digital Equip Corp |
| Digital Equipment | Digital Equipment Co | Digital Equipment Corp | Digital Equipment Corporation |
| Digital Flat Panel | Digital Instruments | Digital Integration Group | Digital Interface |
| Digital Interface Systems | Digital Link Corp | Digital Motor | Digital Pathways |
| Digital Power | Digital Power Corp | Digital Process Systems | Digital Recorders Inc |
| Digital Research | Digital Security Controls | Digital System Inc | Digital Systems |
| Digital Systems Engineering | Digital Tech | Digital Technics | Digital Techniques |
| Digital Technologies | Digital Technology | Digital Telephone | Digital Therm |
| Digital View | Digital Wave | Digitcom | Digitec |
| Digitec Corp | Digitec Corporation | Digitec Engineering | Digitek |
| Digitemp | Digithead | Digitize | Digitizer |
| Digitool | Digitool Digitrade | Digitrace | Digitrade |
| Digitran | Digitrol Computers | Digitrol Computers Inc | Digitron |
| Digitron Electronic Corp | Digitron Electronics | Digitronic | Digitronic Automationsanlagen |
| Digitronics | Digitronics Sixnet | Dijitex | Dillon |
| Dillon/quantrol | Dilo | Dilock | Dilog |
| DIM | Dimango | Dimension | Dimension Technologies |
| Dimensions Unlimited | Dimplex | Dimter | Dimtronics |
| Din Deutsches Institut Fuer | Dina Elektronik | Dina Elektronik Gmbm | Dinaflow |
| Dinamic Oil | Dinamo | Dinel | Dinema |
| Dinex | Dinex I/o Controls Corp | Dings | Dings Co |
| Dinnectors | Dino Olivetti Spa | Dinsmore Instrument | Diodes Inc |
| Dionex | Dionex Corp | Dionics Inc | Diotec |
| Diotec Electronics Corp | Diotec Elektronische Bauelemente Gmbh | DIP | Dip Proofing Technologies |
| Dipix | Dipl Ing Helmut Weng | Direct Dimensions | Direct Logic |
| Direct Source | Directed Energy | Directed Energy Inc | Directron |
| Disa | Disc Instruments | Discflo Corp | Disco |
| Discon Industries Inc | Disibeint Electronic | Diskey | Dismar Corporation |
| Dison | Dispensa Matic | Dispergan | Dispermat |
| Display | Display 2000 | Display Bd | Display Board |
| Display Control | Display Field Board | Display Screen | Display Solutions |
| Display Solutions Inc | Display Tech Inc | Display Technologies | Displays Inc |
| Displaytek | Displex | Disston | Distech |
| Distek | Distelco | Distillation | Distillation Eng |
| Distillation Engrg | Distributed Logic | Distributed Logic Sa | Distributed Solution |
| Distributor Specialist | Distron | Dit Mco | Ditech |
| Ditek | Ditel | Ditom | Dittberner |
| Dittel | Dittelbach & Kerzler | Dittelbach Kerzler | Dittmer |
| Ditzel | Div Eldon Ind | Diva Automation | Divebliss |
| Divecan | Divelbiss | Divelbiss Corp | Diversa |
| Diverse Lever Equip | Diversey | Diversified | Diversified Biotech |
| Diversified Elect | Diversified Electric | Diversified Electrical Product | Diversified Electro |
| Diversified Electronics | Diversified Engineering | Diversified Power | Diversified Products |
| Diversified Tech | Diversified Technical Systems | Diversified Technologies | Diversified Technology |
| Diversifield Tech | Diversitech | Diversitronics | Divi |
| Divi Industries | Divilbiss | Dixell | Dixie & Alum Form |
| Dixie Narco | Dixie Union | Dixon | Dixon Boss |
| Dixon Industries | Dixon Taylor | Dixon Valve | Dixson |
| Dixson Inc | Dixson Inc | Dixson Instruments | Dj Instruments |
| DK | Dkk Dormer | DL | Dl Instruments |
| Dl Manufacturing | Dl Systeme Gmbh | DLI | Dlk Ventilator |
| Dlog | DM | Dm Dma | Dm Electrosystems |
| Dm Elettronica | Dm Products | DMA | Dmb Tool Company |
| DMC | Dmc / Murcury | DME | Dmic |
| DMP | Dms Verstarker | DMT | Dnapro |
| Dnc | Dnc Pak | DNH | Dnh Industries |
| Dnl | Dnyapar | Do All Company | Do Industries Inc |
| Doall | Doall Company | Dobbins | Doble |
| Doboy | Doc Frugal | Dockson Control Air | Docter Optics |
| Docter Optics Dodge | Documation | Dodge | Dodge Gmbh |
| Dodge Manufacturing | Dodge Tigear | Doduco | Doepke |
| Doepke ???? | Doering | Doerr | Doerr Electric |
| Dofasco | Doff | Doffing | Dofluid Pnumatic Hydraulic |
| Dohrmann | Dojen | Dok Lok | Dolan Jenner |
| Dolan Jenner Dolch | Dolce | Dolce Kontron | Dolch |
| Dolch Computer Systems | Dolci | Dold | Dold & Son |
| Dold Kg | Dole | Dole Valves | Doli |
| Dolinko & Wilkens | Dollinger | Dolphin | Dolphin Control Sys |
| Dolphin Control Systems | Doltronics | Domaco | Domange |
| Dome C3 Grey | Domenech Syncrón | Dometic | Dometic Minibar |
| Dometic Safe | Domin Ax | Dominax | Dominion |
| Dominion Systems | Dominion Technologies | Domino | Domino Amjet |
| Domino Amjet Domino Printing | Domino Amjet Inc | Domino Amjet Ltd | Domino Pcb Assembly |
| Domino Priinting | Domino Printing | Domnick Hunter | DON |
| Donaldson | Donaldson Company | Donaldsons Filters | Dong Kwang |
| Dongah Elecomm | Dongan | Dongseo | Donzelli |
| Donzelli Eberetta | Door Chime Box | Door King | Door Man Manufacturing |
| Door Man Mfg | Door O Matic | Doorguard Systems | Doorking |
| Doosan | Dooson Machinery | Dopag | Doppelfunkenloschkarte |
| Doppelmayr | Dor Med Research Institute | Dorado Systems | Doradus Corp |
| Doran Scales | Doran Scales Doric | Doric | Dorlen Products |
| Dorma | Dorman Products | Dorman Smith | Dormeyer |
| Dorner | Dorner Manufacturing | Dornier | Dornler |
| Doromatic | Dorries | Dorsetts Inc | Dorsh |
| Dorst | Dosatori | Dosatron International | Dosch |
| Dosmatic | Dosopro Milton Roy | Dossert | Dot System |
| Dotco | Dotronic | Dotronix | Dotronix Inc |
| Double A | Double A Prod | Double R | Double R Controls |
| Double R Controls Douglas Randall | Doubler Controls | Doug Fleenor Design | Douglas Battery |
| Douglas Mfg | Douglas Randall | Douglas Randall Inc | Douloi Automation |
| Douthitt | Dovatech | Dove Data Products | Dover |
| Dover Corp | Dover Door | Dover Elevator | Dover Elevator Sys |
| Dover Elevator Systems | Dover Engineering | Dover Engineering Dover Flexo Electronics | Dover Flexco |
| Dover Flexco Electro | Dover Flexo | Dover Flexo Electronics | Dover Industries |
| Dover Instrument Corp | Dover Soltec | Dovex | Dovvty |
| Dow | Dow Chemical | Dow Corning | Dow Key Microwave |
| Dowel | Dowin | Downie Trip Wire Switch | Dowpak |
| Dowty | Dowty Communications | Dowty Electronics | Dowty Information Systems |
| Dp Pumps | Dp Seals | Dp Seals Dps Telecom | Dpa Solutions |
| Dpc Instrument Systems | DPG | Dpmc | Dps Telecom |
| DPT | Dr Johannes Heidenhain | Dr Boy | Dr E Horn |
| Dr Fritz Faulhaber | Dr Fritz Faulhaber Dr Hans Boekels | Dr G Fischer | Dr Hans Boekels |
| Dr Ing J Lein | Dr Ing Klas | Dr Ing Rudolph Rost | Dr J Heidenhain |
| Dr Johannes Heidenhain | Dr Mennicken | Dr Mennicken Dr Staiger Mohilo | Dr Staiger Mohilo |
| Draabe | Drackett Products | Drader | Draeger Aerospace |
| Draeger Safety Gas Detection Systems | Draeger Safty | Drager | Drager Ag |
| Drago Messtechnik Gmbh | Dragon | Dragon Med | Draka |
| Drake | Drake Electronics | Draloric | Dramm |
| Dranetz | Dranetz Draper | Draper | Drash |
| Dravo Wellman | Drayton | DRC | Drc Encoder |
| Dream Electronics | Dree | Dref | Drehstromstelle |
| Drehzahlanzeige | Dreier Corporation | Dreipunkt Regler | Dreis & Krump |
| Dreisilker Electric Motors | Drello | Dremel | Drent Eerbeek |
| Dresden | Dresden Elektronik | Dressel Elektrogrosshandel Dort | Dressen Barnes |
| Dresser | Dresser Ashcroft | Dresser Inc | Dresser Industries |
| Dresser Instrument | Dresser Itd | Dresser Mooney | Dresser Rand |
| Dresser Rand Dressler | Dresser Wayne | Dressler | Dressler Hf Technik Gmbh |
| Drew | Drew Chemical | Drew Scientific | Drews Electronic |
| Drews Electronics | Drexelbrook | Drexelbrook Eng Co | Dri Air Industries |
| Dri Steem | Drico | Driescher&witthoja | Driescher&witthoja Drill Unit |
| Drill | Dring Klaschka | Dristeem | Drive All |
| Drive Control Devices | Drive Control System | Drive Control Systems | Drive Dynamics |
| Drive Electronic | Drive Electronics | Drive System Company | Drive Systems |
| Drive Systems Group | Drive Technology | Drivecon | Drivecon Corp |
| Driver Harris | Driver Harris Drives Limited | Drops | Drops A |
| Dropsa | Drossbach | Drs Tactical Systems | Drthstiebel Werke |
| Drthstiebel Werke Druck | Druck | Druck Messtechnik Bad Nauheim | Druck Pressurements |
| Druck Transmitter | Druck Unomat | Druckaufnehner | Drucker Company |
| Drucktechnik Koch | Drum Mates Drum Mixers & Pumps | Drumag | Drumag Drum Mates Drum Mixers & Pumps |
| Drummer Kaiser | Drummond | Drummond Scientific | Drumtech |
| Dry Seal | Drydene Oil Co | Dryer Display | Drying Systems |
| Drägerwerk Ag | DS | Ds Data Systems | Ds Decontactors |
| Ds Europe | Ds Keyboard Technik | Dsa | DSC |
| Dsg Schrumpfschlauch | DSI | Dsi Dsp Technology | Dsi Dynamatic |
| Dsm | Dsm Computer | Dsp Control Group | Dsp Design |
| Dsp Group | Dsp Technology | Dspcon | DST |
| Dstar | Dsx Access Systems | Dt Magnetics | Dt Research |
| DTB | Dtc Environmental | Dti | Dtk |
| Dtk Computer | Dtsolenoid K N | DTT | DTx |
| Du Mount | Dua L Vee | Dual Light | Dual Lite |
| Dualco | Dualite Acme Lite | Dualtec Electronics | Duane Whitlow & |
| Dubilier | Dubuit | Ducane | Ducati Energia |
| Ducommun Technologies | Ducon | Ducon Mikropul | Duct O Wire |
| Ductall For Spare Parts | Dueblin | Duechting | Dueco |
| Duelco | Duelco Process | Duester | Dueta Werke |
| Duff Norton | Duff Norton Company | Duffers | Duffers Assoc |
| Duffers Associates | Duffers Scientific | Duffers Scientific Inc | Dukane |
| Dukane Corp | Dukane Corporation | Dukar Ltd | Duke |
| Duke River Engineering | Dukopp | Dulmison | Dulmison / Tyco |
| Dumeco | Dumont | Dumore | Dun Rite |
| Dun Rite Products | Duncan | Duncan Metering | Dunco |
| Dungheinrich | Dungs | Dunham | Dunham Bush |
| Dunham Bush Dunkermotoren Alcatel Sel | Dunham Rubber & Belting Corp | Duniway Stockroom Corp | Dunkenmotoren |
| Dunkermotoren | Dunkermotoren Alcatel Sel | Dunlap | Dunlite Generator |
| Dunlite Generator Dunlop | Dunlop | Duo Fast | Duo Therm |
| Duofone | Duotech | Dupar Controls Inc | Duplo |
| Duplomatic | Dupont | Dupont Display Solutions | Dupont Dow Elastomers |
| Dupont Howson | Duquesne Electric | Dur O Wal | Dura Coder |
| Dura Micro | Dura Micro Inc | Durabla Manufacturing | Durable Products |
| Duracell | Duracomm | Duradrive | Durag |
| Durag Elektronic/ Quadrel | Durag Group | Durag Heinenduralon | Durag Industrie Elektronik |
| Duraglass | Durakool | Durakool Tilt Switch | Duramaster |
| Durametallic | Duran | Durand Raute | Durand Wayland |
| Durant | Durant Eaton | Durant Tool | Duraplug |
| Durapoint | Durapot | Durapulse | Duraqual |
| Duraquil | Duraseal Lugs | Duraswitch | Duratool |
| Duravalve | Duravent | Duravent Hose | Duray |
| Durco | Durcometer | Durex | Durex Industries |
| Durham | Duriron | Durkee Atwood | Durkool |
| Durkopp | Durlux | Durnatz | Duro |
| Duro Dyne | Duro Sense | Duro Trailer | Duro United |
| Durr | Durrant | Durst | Durst Printer |
| Dusenberry | Dust Control | Dust Control Systems | Dust Hog |
| Dusterloh | Dutair | Dutchi Motors | Dutec |
| Dutton Lainson | Dux | DVC | Dve |
| DVT | Dvz Services | Dw Scientific | Dwfritz Automation |
| Dwm & Associates | Dwyer | Dwyer Instruments | Dwyer Instruments Limited |
| Dxp Safetymaster | Dy 4 Systems | Dyadic | Dyanpar |
| Dyantem | Dyco Electronics | Dycon | Dyer Technology |
| Dykem | Dylon | Dymac | Dymax |
| Dymec | Dymec Inc | Dymo | Dymon |
| Dymotron | Dyn Optics | Dyna | Dyna Ace |
| Dyna Corp | Dyna Electronic | Dyna Electronics | Dyna Five |
| Dyna Hitech Power Systems | Dyna Mechtronics | Dyna Pro | Dyna Systems |
| Dyna Tech Seals | Dyna Tension | Dyna Vision | Dynabrade |
| Dynac | Dynachem | Dynaco | Dynacomp |
| Dynacor Dynacord | Dynacord | Dynacorp | Dynacraft |
| Dynact | Dynadrive | Dynafive | Dynaflux |
| Dynage | Dynahoist | Dynair Electronics Inc | Dynalab |
| Dynalco | Dynalco Controls | Dynalco Controls Dynalco | Dynaload |
| Dynalock | Dynalon Products | Dynalon Products Dynam Instrument | Dynam Instrument |
| Dynamatic | Dynamation | Dynamax | Dynamax / Rainin |
| Dynamco | Dynamco Inc | Dynamic | Dynamic Air |
| Dynamic Conveyor | Dynamic Displays | Dynamic Displays Inc | Dynamic Engineering |
| Dynamic Fluid Components | Dynamic Merch | Dynamic Research | Dynamic Research Corp |
| Dynamic Research Dynamic Sciences | Dynamic Sciences | Dynamic System | Dynamic Values |
| Dynamic Valves | Dynamic Valves Inc | Dynamics | Dynamics Corp Of America/reeves Hoffman |
| Dynamics Reasearch Corp | Dynamics Research | Dynamics Research Encoder | Dynamics Research : Gsi Group |
| Dynamics Research Corp | Dynamics Research Metrigraphics | Dynamote | Dynamyte |
| Dynapar | Dynapar Encoder Oem | Dynapar/ | Dynapar/encoder |
| Dynapart | Dynapath | Dynapath Cnc | Dynapath Systems |
| Dynapath Systems Inc | Dynapert | Dynapower | Dynapro |
| Dynapro Ergo Touchscreen | Dynapro Technologies Inc | Dynaquip | Dynaray |
| Dynaric | Dynaric Dynasonics | Dynaserv | Dynaservo |
| Dynasonics | Dynasonics Inc | Dynasonics Inc | Dynasys |
| Dynatec | Dynatech | Dynatech Corporation | Dynatech Laboratories |
| Dynatel | Dynatel 3m | Dynatel Dynatex | Dynatem |
| Dynatex | Dynatrack Technologies | Dynatrn | Dynatrol |
| Dynatron | Dynatronics | Dynatronix | Dynavision |
| Dynaweb | Dynax | Dyne Industries | Dyneon |
| Dyneon Llc | Dynetic | Dynetic Dynex | Dynetic Systems |
| Dynetics | Dynex | Dynex Controls | Dynex Rivett |
| Dynics | Dynisco | Dynisco Dynisco Instruments | Dynisco Europe |
| Dynisco Europe Heilbronn | Dynisco Instruments | Dynisco Press | Dynisco Press Dyn Optics |
| Dyno Mill | Dynus Corp | Dytek | Dytran Instruments |
| Dytronics | Dyval | Dywer | Dzus |
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