73069113
Nov 14, 1975
Aug 17, 1976
ELECTRICAL DEVICES-NAMELY, ROTARY SOLENOIDS, PUSH-PULL SOLENOIDS, PROPORTIONAL SOLENOIDS, STEPPING MOTORS, STEPPING SWITCHES, ROTARY SWITCHES, SILICON BRIDGE RECTIFIERS, SELENIUM RECTIFIERS, PUSH BUTTON SWITCHES, SWITCHES, SWITCH INDICATOR LIGHTS, POSITIONING AND CONTROL SYSTEMS, ARC SUPPRESSORS, [ PULSE GENERATORS, POWER DRIVERS, ] TIME INTERVAL CONTROLS [ , LEVEL ADAPTERS/SHIFTERS, VOLTAGE REGULATORS AND LAMP SOCKETS ]
Electrical and Scientific Apparatus