73045406
Feb 28, 1975
Mar 24, 1981
Magnetic Switch, Magnetic Contactor, Thermal Relay, Safety Switch, Ground Fault Circuit Interrupter, Magnet Switch, Chimes, Bells, Buzzer, Heat Detector, Gas Detector, Fire and Burglar Alarms, Proximity Switch, Solonoid, Floatless Level Control, Motor, Leakage Meter, Hour Meter and Date Switch
Electrical and Scientific Apparatus