Apparatus for switching an inductive load
Apparatus for the surveillance of one or more electrical signals
Appliance protection latch
Appliance/refrigerator power controller
Aquarium heater override control system
Arc prevention circuit for a mechanical switch
Arrangement for detecting dielectric breakdowns in metal-clad hi
Arrangement for electrical power supply
Arrangement for installing electric or electronic equipment in a
Arrangement for the logical interlinkage of mechanical signals
Asymmetrical AC trigger simulation
Asymmetrical AC trigger simulation
Automated operation of silicon controlled rectifier switches...
Automatic compensation of an AC attenuator using a digital...
Automatic controller of the master gas switch
Automatic electronic bypass power switch
Automatic fire prevention system
Automatic freeze protector
Automatic lighting device
Automatic machine tool including a monitoring system