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Precision Instrument Culture in Canada
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Precision Making in Canada Before 1918
Precision Making 1918 to 1945
Precision Making in Canada After 1945
Spotlight on Alberta
Imagenex
Crosley Radio & Television Ltd.
Optech Incorporated
Applied Physics Specialties Ltd
The Universal Wire & Cable Co. Ltd.
McGill University
York University
University of Guelph
Dalhousie University
McMaster University
University of Toronto
Western University
Toronto Medical Corp
Charles A. Branston Co.
Motorola Canada Ltd.
Soiltest Canada Inc.
Southwestern Industrial Electronics (Canada) Ltd.
Ingram and Bell Ltd.
Lakewood Systems Ltd.
J. Westcott
Nordion International Inc.
ITM Instruments
Enoco Valve and Instruments Co. Ltd.
Crone Geophysics Ltd.
Crompton Parkinson Electrical Limited
Frank J. Cox Sales Ltd.
Consolidated Laboratories (Canada) Ltd.
Consolidated Engines & Machinery Co. Ltd.
Consolidated Electronics Equipment Co.
Computer Instruments Corp
Charles Cluthe
C.L.M. Industries, Div. of McGraw-Edison (Canada) Ltd.
J.H. Chapman
Central Scientific Co. Canada
Carson Instruments Ltd.
W. Carsen & Co.
Carveth Metallurgical Ltd.
O.H. Johns Glass Co.
GEN Manufacturing Ltd.
Enercorp Instruments Ltd.
Airflow Developments (Canada) Ltd.
Meteorological Instrument Technology Center
Gurney Scale Co. Ltd.
Western Research and Development
Dominion Instruments Ltd.
Wright Radio
Trudell Medical International
G.S. Trudell & Co. Importers
Radio Valve Co. of Canada
The Phonola Company of Canada Ltd.
Paquin Camera Works
Microsystems International Ltd.
Joy Manufacturing Company (Canada) Limited
Celestica Inc.
IBM Canada
Berliner Canada
Hallicrafters Canada Ltd.
Paul Gamble
Bytek Electronics Inc.
Dominion Obervatory
De Havilland Aircraft of Canada
Daystrom Ltd.
Cybernex Ltd.
Avco of Canada Ltd.
Consolidated Computers Ltd.
Microsat Systems Canada Inc.
Dynacon Enterprises Ltd.
William Bell
Thomas W. Anderson
Thomas Shaw
James Shaw
Charles Sewell
Chamberlain & Hookham Meter Ltd.
AES Data
Microtel
Edwin T. Wright
Carl Zeiss, Canada Ltd.
W. & E. Trading Co.
John Wood Survey Equipment Ltd.
A. H. Winter Joyner
Wilson Science Co. Ltd.
Wilson Scale & Machinery Corp. Ltd.
Wild of Canada Ltd.
A.C. Wickman Ltd.
John Whitehouse
White X-Ray & Surgical Supply Co.
George Westphal Co. of Canada Ltd.
Western Drafting & Blueprinting Co.
The Western Clock Company
J. Wescott & Co.
Wave Precision
G.P. & D.H. Warren
Wallace & Tiernan Ltd.
Wagner Electric Manufacturing Co. of Canada Ltd.
Norman Wade Co. Ltd.
Vickers Instruments Ltd.
Veeder-Root of Canada Ltd.
Vector Labs Inc.
Communications & Power Industries Canada Inc.
Varian Associates of Canada Ltd.
W.H. Vantassel
Vancouver Scale & Butcher Supply Co. Ltd.
Utah-Carter Radio Co. Ltd.
Union Carbide Canada Ltd., Linde Gases Division
Ultinet
T. & H. Controls Ltd.
Twiss Brothers
Cornelius Tully
Tri-Tel Associates Ltd.
The Toronto Electrical Works
Tork Controls of Canada Ltd.
Topping Electronics Ltd.
The Topley Company
H. Tinsley & Co.
Thomas B. Timson
Thermovolt Instruments Co. Ltd.
Thermo Electric (Canada) Ltd.
Toronto Electric Light Co.
Telesat Canada
Texas Instruments Inc.
Testing Machines International of Canada Ltd.
Temple Radio Specialities
Tellurometer Canada Ltd.
Dominion Electric Protection Co.
Technical Service Laboratories
Taylor Instrument Companies of Canada Ltd.
Tagliabue Ltd.
Tachograph Sales & Service Co.
Swiss Instruments Ltd.
Henry Swinburne
J.S. Surgical Supplies
James Stevenson & Co. Ltd.
Strand Electric Co.
George F. Stickney
John Starr
Stanley Manufacturing Co. Ltd.
Stark Electronic Instruments Ltd.
O. St. Amant
Sperry Gyroscope Ottawa Ltd.
Sperry Gyroscope Co. of Canada Ltd.
Sparton of Canada Ltd.
Sparling Sales Ltd.
SPAR Aerospace
Sopwith Engineering Laboratories, Hawker Siddeley Canada Ltd.
Canadian Scale Co. Ltd.
Canadian Research Institute
Canadian National Carbon Co. Ltd.
Canadian Laboratory Supplies Ltd.
Canadian Kodak Co. Ltd.
Canadian Knowles Co., Ltd.
Canadian Hoskins Ltd.
Canadian General Electric Co.
Canadian Electrical Supply Co. Ltd.
Canadian Curtis-Wright Ltd.
Canadian Aviation Electronics Ltd.
Canadian Astronautics Ltd.
Canadian Arsenals Ltd.
C.M.G. Calver Ltd.
Jacob Calnek
Calian
Bushnell Optical of Canada Ltd.
Burtec Instruments Co.
Budd Instruments Ltd.
Charles Bruning Co. (Canada) Ltd.
D.W. Brookfield Ltd.
Bristol Instruments
Brian Engineering Ltd.
Brand & Millen Ltd.
Boreal Biological Laboratories Ltd.
William Black
William F. Beattie
Beaconing Optical & Precision Materials Co. Ltd.
Bayly Engineering Ltd.
Bausch & Lomb Optical Co. Ltd.
Baker Instruments Ltd.
Bancroft Industries Inc.
Edward P. Baird & Co.
Bailey Meter Co. Ltd.
Bacharach Canada Ltd.
Avionics Ltd.
Aviation Electric Ltd.
Associated Electrical Industries (Canada) Ltd.
Associated Electronic Components
Ashcroft
Advanced Cyclotron Systems Inc.
Arrow-Hart & Hegeman (Canada) Ltd.
Andrew Antenna Corp. Ltd.
Amplifone Canada Ltd.
AMF Atomic (Canada) Ltd.
Amalgamated Electric Corp. Ltd.
Allied Circuit Techniques Ltd.
AIT Corp.
Aircraft Marine Products of Canada Ltd.
The Ahearn and Soper Co.
Aeroquip (Canada) Ltd.
Aerovox Canada Ltd.
Atomic Energy of Canada Ltd.
Addison Industries Ltd.
Adalia Ltd.
Adams Engineering Ltd.
Acme Electric Corp.
Solus X-Ray Company
Sola Electric (Canada) Ltd.
W. Sodin Gravity Ltd.
S. Smith & Sons
Smith Bros. Jewellers Ltd.
Arthur B. Smalley
Small Electric Motors (Canada) Ltd.
Snider Clock Corp.
Simtec Ltd.
Siemens Halske Siemens Schuckert (Canada) Ltd.
R.J. Showalter
Scintrex
Severance Tools of Canada Ltd.
Seth Thomas Clocks Canada
Semco Instruments Co. Ltd.
Scott-Foster & Co.
Scientific Supplies Ltd.
Carl Gustav Schulze
School Map & Supply Co.
SCI-TEC Instruments Ltd.
Sarco Canada Ltd.
Henry Sanders
Ryrie
Ryden Ltd.
H. Ruhl Machinery Company Ltd.
Research Enterprises Ltd.
The Reliance Electric Mfg. Co., Ltd.
RCA Victor Co. Ltd. Canada
R.W.W. Rowe
Rotem Industrial Products Ltd.
Rockwell Manufacturing Co. of Canada Ltd.
Republic Flow Meters Co.
J. Frank Raw
Rapid Blue Print Ltd.
R.E.C. Ramsey Ltd.
The Radiant Electric Manufacturing Co.
Pylon Electronic Development Co. Ltd.
Projean Meters Ltd.
Process & Steam Specialties Inc.
Process Instrument Systems Ltd.
Price Gauge & Tool Supply
Prenco Progress & Engineering Corp.
Powerlite Devices Ltd.
Power & Mine Supply Co. Ltd.
Charles Potter & Co.
Joseph Post
Polytronics Co.
Pleuger of Canada
E.W. Playford Co. Ltd.
Pitanco Instruments Ltd.
Picker X-Ray Engineering Ltd.
Philips Canada
Philco Corp. of Canada Ltd.
H.W. Petrie
The Pequegnat Clock Co. of Canada
Peerless Electric Ltd.
Peacock Brothers
Parker Imports Ltd.
Packard Electric Co.
William Fitzwilliam Owen
James Orkney
Optimec
Omicron Meters Co.
Nuclear Enterprises Ltd.
Nuclear-Chicago Corp.
Northern Radio Manufacturing Co.
NABU Manufacturing Corp.
Norpak
R.H. Nichols Ltd.
New Haven Clock Company
Ness, McLaren & Bate
Neptune (Canada) Pump and Manufacturing Co. Ltd.
Douglas Henry Nelles
Negretti & Zambra (Canada) Ltd.
National Research Council, Canada
National Electronics Co. Ltd.
Nanometrics Inc.
E.B. Myers Co. Ltd.
Muirhead Instruments Ltd.
James Morrison Brass Mfg, Co. Ltd.
Morgan Precision Tools
Moore Bros. Machinery Co. Ltd.
Moloney Electric Co. of Canada Ltd.
Mitel Networks
Mitel Corp.
Robert Mitchell & Co.
Milltronics Ltd.
Millard Electric Ltd.
Micro Metallurgical Ltd.
Mevex
MetOcean Data Systems Ltd.
Meteorological Service of Canada
Mel Sales Ltd.
Megatel
La Cie Medicale et Scientifique
Mechron Power Systems
Measurement Engineering Ltd.
Measurement & Control Engineering Ltd.
McPhar Geophysics Ltd.
McKay School Equipment Ltd.
John McWatters
B.H. McGregor
McCurdy Radio Industries Ltd.
Matrox Electronic Systems Ltd.
Richard Upham Masters
Mason-Neiland Division of Worthington (Canada) Ltd.
Martin & Lawrie Ltd.
Marsland Precision Equipment Ltd.
Manning, Maxwell & Moore of Canada Ltd.
Lumonics Ltd.
Lufkin Rule Co. of Canada
C.M. Lovsted & Co.
Liquidometer of Canada Ltd.
Lisle Instrument Systems
Lincoln Meter Co. Ltd.
LightMachinery Inc.
J.O.W. Lence Ltd.
Lewis Instruments Ltd.
Leeds & Northup, Canada Ltd.
Leigh Instruments Ltd.
Leander Sales Co. Ltd.
Lava Computer Mfg. Ltd.
Landis & Gyr Inc.
George T. Kingston
Keuffel & Esser
George Kent (Canada) Ltd.
William Kennedy & Sons
Kurt E. Kemsies
Kelvin-Hughes
George Kelk Ltd.
James R. Kearney Corp. of Canada Ltd.
Kay Electric Works
F.H. Kallenbach
J.G. Joseph
Canadian W.H. Johns-Manville Company Ltd.
Jena Scientific Instruments Ltd.
Jarrell-Ash
ITT Canada Ltd.
Intricate Devices
Interprovincial Corrosion Control Co. Ltd.
Interoptics Ltd.
International Resistance Co. Ltd.
International Instrument Sales
Instruments Ltd.
Instronics Ltd.
Ingraham Canadian Clock Co. Ltd.
Industries d'Acier Inoxydable Ltée
Industrial Scientific Instruments
Industrial Instrument Co.
Industrial Projects Ltd.
Industrial Combustion & Equipment Ltd.
Imperial Optical Co.
I.D.I. Electrical (Canada) Ltd.
Hymarc Ltd.
William Hutchinson
R. Hutchinson
The Hughes-Owens Co. Ltd.
Hammond Manufacturing Co.
Haliburton & White Ltd.
Haliburton & White Ltd.
Canadian Jefferson Electric Co. Ltd.
Canadian Crocker-Wheeler Ltd.
Canadian Marconi Co.
Humble Manufacturing Co. Ltd.
Benjamin Hughes Electric Co.
Hoskin Scientific Ltd.
Honeywell Controls Ltd.
Honeywell (Canada)
W. Hobson & Associates
His Master's Voice
Hilger & Watts Ltd.
Héroux Inc.
John Herring & Co. Ltd.
W.H. Hepworth
Geo. M. Hendry Co. Ltd.
Helion Electric Co.
Hearn & Potter
William Hearn
Charles Hearn
Harrison & Co. Scientific Instruments
The Hammond Company of Canada Ltd.
A.F. Hall Co. Ltd.
F. Gross
Greff Computer Corp.
Great West Electric Co. Ltd.
Glendon Instrument Co. Ltd.
Girotti Scupltured Art
Jules R. Gilbert Ltd.
Sidney S. Girling
Gen-Tec
Gensales Ltd.
General Nuclear (Canada)
Genaire Ltd.
George C. Rough Sales Corp.
Geolograph Canada Ltd.
Geological Survey of Canada
GEM Systems Inc.
W.R. Davis Engineering Ltd.
Gastops
Garrett Manufacturing Ltd.
Gandalf Technologies
Furnace Engineering Co. (Canada) Ltd.
George M. Fraser
The Foxboro Company Ltd.
Foundation Instruments
Siméon Fortin
Fleet Time Co. Ltd.
Ellen Eliza Fitz
Len Finkler Ltd.
Filtran Ltd.
Ferranti Canada Ltd.
Ferguson, Pailin Ltd of Canada
Federal Engineering and Supplies Co.
Federal Electric Manufacturing Co. Ltd.
Exide Battery of Canada, Ltd.
Peter Etter
ESE Ltd.
Erie Resistor of Canada Ltd.
English Electric Canada Division of John Inglis Co. Ltd.
Engineering Equipment & Supply Co.
The J.W. Ellis Industries
Electronic Materials International
Electronic Instruments Laboratory Ltd.
Electronic Associates of Canada Ltd.
Electrodesign
ElCan Optical Technologies
Elder Electronics
Epitek
Edison Lamp Co. of Canada
Henry Farrell Edey
EDA Instruments
Dynalogic Corp. of Canada
Dy-4 Systems Inc.
Nathan Fellowes Dupuis
Jedediah Hubbell Dorwin
F. Donegani
Dominion Telephone Manufacturing Co.
Dominion M.I.
Dominion Insulator & Manufacturing Co. Ltd.
Dominion Electrohome
Dominion Battery
DoAll Eastern Canada Ltd.
DoAll Co. of Canada, Ltd.
Digital Equipment of Canada
Dietzgen of Canada Ltd.
D.G. Instruments Ltd.
De Forest Radio Corporation
A.M. Della Torre
Creighton & Marshall
Cohen Bros. Ltd.
Robert H. Cogswell
William Crawford
H. S. Crabtree
H. S. Crabtree Ltd.
Cox & Collins
Cossor (Canada) Ltd.
Computing Devices of Canada Ltd. (CDC)
COM DEV International
Canadian Westinghouse Co. Ltd.
Cansfield Electrical Works
Canada Clock Co.
Hamilton Clock Company
Canada Clock Co. (Whitby)
BEPCO Canada Ltd.
Barringer Research Ltd.
Bach-Simpson Ltd.
ACSI
Anglophoto Ltd.
Rogers-Majestic (1941) Ltd.
Rogers Electronic Tubes Ltd.
Campbell Scientific (Canada) Corp.
Bristol Aerospace Ltd.
SED Systems Ltd.
TRIUMF
Guildline Instruments Ltd.
Ferranti-Packard Ltd.
Hugh Carmichael
Northern Electric Co.
Ontario Hughes-Owens
Thomas Pocklington Instrument Co, Ltd.
J.F. Hartz Co.
Sangamo Electric Company of Canada
Consolidated Optical
Hearn & Harrison
James Foster
Édouard Deville
Joseph Roper
Augustus Frederick Potter
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