72185899
Feb 3, 1964
Aug 3, 1965
ELECTRIC AND ELECTRONIC APPARATUS-NAMELY, VACUUM CONDENSERS, VACUUM SWITCHES AND RELAYS INCLUDING OVERLOAD CIRCUIT BREAKERS, VACUUM COAXIAL SWITCHES AND RELAYS; MECHANICAL AND ELECTRICAL ACTUATORS FOR CONDENSERS, SWITCHES AND RELAYS; AND HIGH VOLTAGE MEASURING EQUIPMENT INCLUDING VOLTMETERS, VOLTAGE DIVIDERS, AND HIGH VOLTAGE PROBES
Housewares and Glass