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All Makers M-R

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M-R

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Marsland Precision Equipment Ltd.	Tuner, radio Sampler, snow Microphone Monitor, alpha
Martin & Lawrie Ltd.
Mason-Neiland Division of Worthington (Canada) Ltd.
Matrox Electronic Systems Ltd.
Example Artifact	Amplifier Turntable Power supply Power supply
McKay School Equipment Ltd.
McPhar Geophysics Ltd.	Spectrometer
Measurement & Control Engineering Ltd.
Measurement Engineering Ltd.	Defibrillator, cardiac Electrode Electrode Generator, signal
Mechron Power Systems
La Cie Medicale et Scientifique
Megatel
Mel Sales Ltd.
Meteorological Instrument Technology Center
Meteorological Service of Canada	Recorder, rain gauge Recorder, rain gauge Gauge, rain Anemometer
MetOcean Data Systems Ltd.	Instrument part Buoy, weather observing Mast Battery
Mevex
Micro Metallurgical Ltd.
Microsat Systems Canada Inc.
Microsystems International Ltd.	Generator, tone Circuit, integrated Circuit, integrated Circuit, integrated
Microtel	Keyboard Terminal, computer Terminal, computer
Millard Electric Ltd.
Milltronics Ltd.
Mitel Corp.	Quadverter Keyboard, computer Telephone & terminal, computer
Mitel Networks
Moloney Electric Co. of Canada Ltd.
Moore Bros. Machinery Co. Ltd.
Morgan Precision Tools
	Recorder, signal
Muirhead Instruments Ltd.
NABU Manufacturing Corp.	Joystick Computer Board, circuit Drive, disk
Nanometrics Inc.
National Electronics Co. Ltd.
Negretti & Zambra (Canada) Ltd.
Neptune (Canada) Pump and Manufacturing Co. Ltd.
Ness, McLaren & Bate
New Haven Clock Company
R.H. Nichols Ltd.	Potentiometer Bridge, Wheatstone Carboy Potentiometer
Nordion International Inc.
Norman Wade Co. Ltd.
Norpak	Decoder, videotext Panel Keypad Decoder, videotext
Northern Electric Co.	Vacuum tube Test set, switchboard Transistor Multiplexer
Northern Radio Manufacturing Co.
National Research Council, Canada	Indicator, distance Generator, current Mixer, crystal Magnetometer, flux gate
Nuclear-Chicago Corp.
Nuclear Enterprises Ltd.	Meter, beta-gamma survey Analyser, time Analyser, pulse height
Omicron Meters Co.
Optimec
Packard Electric Co.	Meter, watt-hour Meter, watt-hour Meter, watt-hour Meter, watt-hour
Paquin Camera Works	Enlarger Enlarger
Parker Imports Ltd.
Paul Gamble	Resistor Resistor & condenser Transmitter, radio Receiver, radio
Peacock Brothers	Gauge, pressure
Peerless Electric Ltd.	Shaper Lamp set, incandescent Grinder, bench
The Pequegnat Clock Co. of Canada	Clock Clock Clock Clock
Peter Etter
Philco Corp. of Canada Ltd.	Vacuum tube Receiver, radio Receiver, radio Receiver, radio
Philips Canada	Transistor Receiver, radio Vacuum tube Receiver, television
The Phonola Company of Canada Ltd.	Player, disk Receiver, radio
Picker X-Ray Engineering Ltd.
Pitanco Instruments Ltd.
Pleuger of Canada
Thomas Pocklington Instrument Co, Ltd.	Lamp, electric Micrometer Eyepiece Switch
Polytronics Co.	Bridge, Wheatstone Bridge, Wheatstone
Power & Mine Supply Co. Ltd.
Powerlite Devices Ltd.	Lamp, electric & bracket
Prenco Progress & Engineering Corp.
Price Gauge & Tool Supply
Process & Steam Specialties Inc.
Process Instrument Systems Ltd.
Projean Meters Ltd.
Pylon Electronic Development Co. Ltd.	Case Lid, case
R. Hutchinson
R.E.C. Ramsey Ltd.
The Radiant Electric Manufacturing Co.	Toaster
Radio Valve Co. of Canada	Vacuum tube Vacuum tube Vacuum tube Vacuum tube
Rapid Blue Print Ltd.
Example Artifact	Receiver, radio Vacuum tube Rack, FM deviation analysis Oscillator
The Reliance Electric Mfg. Co., Ltd.
Republic Flow Meters Co.
Research Enterprises Ltd.	Glass specimen Magnetron Test set, research Display unit
Richard Upham Masters
Robert Mitchell & Co.
Rogers-Majestic (1941) Ltd.	Receiver, radio Switch, transmit-receive Receiver, radio Vacuum tube
Rotem Industrial Products Ltd.
George C. Rough Sales Corp.
R.W.W. Rowe
H. Ruhl Machinery Company Ltd.
Ryden Ltd.
Ryrie