335, Electricity: Magnetically Operated Switches, Magnets, and Electromagnets, subclasses 8+ for electromagnetically circuit breakers with thermally actuated latch or trip means subclasses 35+ for plural latch or trip means including thermally actuated means.
(Electricity: Magnetically Operated Switches, Magnets, and Electromagnets; subclasses; 8+; for electromagnetically circuit breakers with thermally actuated latch or trip means subclasses 35+ for plural latch or trip means including thermally actuated means)
Electricity: Magnetically Operated Switches, Magnets, and Electromagnets
subclasses
8+ for electromagnetically circuit breakers with thermally actuated latch or trip means subclasses 35+ for plural latch or trip means including thermally actuated means