73420813
Apr 8, 1983
Feb 11, 1986
ELECTRICAL SWITCHING APPARATUS FOR CONTROLLING CURRENT IN ELECTRIC MOTORS; CONTACTORS; CONTACTOR BREAKERS; SHORT CIRCUIT CURRENT PROTECTION LIMITERS; THERMAL MAGNETIC OVERLOAD AND SURGE CURRENT PROTECTORS; TRIPPING APPARATUS; SIGNALLING CONTACTS; REMOTE RESETTING APPARATUS; INPUT-OUTPUT CONNECTORS; CIRCUIT BREAKERS
Electrical and Scientific Apparatus