Inventor
ARMSTRONG DONALD D
3 patents
Patents
3 patentsUS4166205AAug 28, 1979
Stored energy circuit breaker
WESTINGHOUSE ELECTRIC CORP28 citations80
US4114005ASep 12, 1978
Circuit breaker spring assembly
WESTINGHOUSE ELECTRIC CORP24 citations80
US4034169AJul 5, 1977
Electric switchgear device with interlocking handle means
WESTINGHOUSE ELECTRIC CORP24 citations80