73718300
Mar 23, 1988
Oct 18, 1988
ELECTRONIC APPLIANCES FOR INDUSTRIAL APPLICATIONS, ESPECIALLY PROXIMITY LIMIT SWITCHES, INDUCTIVE PROXIMITY SWITCHES FOR METALLIC OR MAGNETIC ACTUATION [ , ELECTRONIC SWITCHING AMPLIFIERS, TIME-DELAY RELAYS, AMPLIFIER RELAYS, RPM MONITORS, LEVEL MONITORS, PLUG-IN SWITCHING AND AMPLIFYING COMPONENTS ]
Electrical and Scientific Apparatus