|
NL62336C
(pt)
*
|
1942-02-19 |
|
|
|
|
US2426250A
(en)
*
|
1943-05-21 |
1947-08-26 |
Allis Chalmers Mfg Co |
Gas blast circuit breaker
|
|
US2428575A
(en)
*
|
1943-07-10 |
1947-10-07 |
Westinghouse Electric Corp |
Circuit interrupter
|
|
BE477586A
(pt)
*
|
1943-07-17 |
|
|
|
|
GB570496A
(en)
*
|
1943-08-09 |
1945-07-10 |
British Thomson Houston Co Ltd |
Improvements in gas blast electric circuit breakers
|
|
US2470628A
(en)
*
|
1944-05-24 |
1949-05-17 |
Westinghouse Electric Corp |
Circuit interrupter
|
|
US2439952A
(en)
*
|
1944-08-31 |
1948-04-20 |
Westinghouse Electric Corp |
Circuit interrupter
|
|
US2444765A
(en)
*
|
1944-12-27 |
1948-07-06 |
Gen Electric |
Electric circuit breaker
|
|
US2558757A
(en)
*
|
1947-07-19 |
1951-07-03 |
Allis Chalmers Mfg Co |
Multibreak gas blast circuit breaker with grounded operating motor
|
|
US2627005A
(en)
*
|
1949-02-03 |
1953-01-27 |
Westinghouse Electric Corp |
Interrupter part of compressed-air breakers
|
|
CH337908A
(de)
*
|
1955-04-14 |
1959-04-30 |
Bbc Brown Boveri & Cie |
Druckluftschalter mit Hilfsunterbrechungsstelle für Parallelwiderstände
|
|
US2997563A
(en)
*
|
1955-05-27 |
1961-08-22 |
Westinghouse Canada Ltd |
Circuit interrupters
|
|
US2965735A
(en)
*
|
1956-06-07 |
1960-12-20 |
Westinghouse Electric Corp |
Compressed-gas circuit interrupter
|
|
US2911507A
(en)
*
|
1957-06-21 |
1959-11-03 |
Ite Circuit Breaker Ltd |
Recirculating gas blast interrupter
|
|
US2905793A
(en)
*
|
1957-06-21 |
1959-09-22 |
Ite Circuit Breaker Ltd |
Differential piston for recirculating gas blast interrupters
|
|
GB960403A
(en)
*
|
1959-06-02 |
1964-06-10 |
English Electric Co Ltd |
Improvements in or relating to electric circuit-breakers
|
|
DE1168996B
(de)
*
|
1961-03-27 |
1964-04-30 |
Westinghouse Electric Corp |
Druckgasschalter mit Filter
|
|
US3134876A
(en)
*
|
1961-10-02 |
1964-05-26 |
Gen Electric |
Gas blast circuit breaker with noisereducing exhaust muffler assembly
|
|
US3214553A
(en)
*
|
1964-07-09 |
1965-10-26 |
Westinghouse Electric Corp |
Gas-blast circuit interrupters with closed recirculating system having gas filtering means
|
|
US3309482A
(en)
*
|
1965-11-22 |
1967-03-14 |
Westinghouse Electric Corp |
Recirculating-type gas-blast doublebreak circuit interrupter with filtering housing surrounding intermediate contact
|