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FR866412A
(fr)
*
|
1940-04-06 |
1941-08-12 |
Merlin Gerin |
Interrupteur à gaz comprimé pour haute tension
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|
US2558757A
(en)
*
|
1947-07-19 |
1951-07-03 |
Allis Chalmers Mfg Co |
Multibreak gas blast circuit breaker with grounded operating motor
|
|
US2668516A
(en)
*
|
1947-09-09 |
1954-02-09 |
Jovanovitsch Predrag |
Writing device
|
|
US2568008A
(en)
*
|
1948-05-22 |
1951-09-18 |
Allis Chalmers Mfg Co |
High-voltage air blast circuit breaker having the blast valve arranged at line potential
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|
CH285269A
(de)
*
|
1949-08-18 |
1952-08-31 |
Asea Ab |
Elektrischer Hochspannungsschalter.
|
|
FR1034701A
(de)
*
|
1949-12-21 |
1953-07-30 |
|
|
|
US2645697A
(en)
*
|
1949-12-21 |
1953-07-14 |
Gen Electric |
Electric circuit breaker
|
|
US2709737A
(en)
*
|
1951-02-09 |
1955-05-31 |
Allmauna Svenska Elek Ska Akti |
High tension circuit breaker
|
|
BE526782A
(de)
*
|
1953-02-26 |
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|
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US2783337A
(en)
*
|
1953-12-10 |
1957-02-26 |
Gen Electric |
Fluid blast circuit interrupter
|
|
US2843706A
(en)
*
|
1955-09-23 |
1958-07-15 |
Gen Electric |
Electric circuit breaker
|
|
BE564098A
(de)
*
|
1957-01-22 |
|
|
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US2979591A
(en)
*
|
1958-09-19 |
1961-04-11 |
Westinghouse Electric Corp |
Circuit interrupters
|
|
GB960402A
(en)
*
|
1959-06-02 |
1964-06-10 |
English Electric Co Ltd |
Improvements in or relating to electric circuit-breakers
|
|
US3071671A
(en)
*
|
1959-07-22 |
1963-01-01 |
Westinghouse Electric Corp |
Circuit interrupters
|
|
GB1022291A
(en)
*
|
1961-03-22 |
1966-03-09 |
English Electric Co Ltd |
Improvements in or relating to gas-blast electric circuit-breakers
|
|
US3275778A
(en)
*
|
1962-08-18 |
1966-09-27 |
Mitsubishi Electric Corp |
Compressed-gas circuit interrupter with pressurized arcing chamber and downstream blast valve
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|
US3454734A
(en)
*
|
1965-09-22 |
1969-07-08 |
Westinghouse Electric Corp |
Compressed-gas circuit interrupter
|
|
US3919511A
(en)
*
|
1972-05-31 |
1975-11-11 |
Siemens Ag |
High-voltage apparatus such as a circuit breaker or the like equipped with means for preventing impairment of the electric field within the apparatus enclosure
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JPS5624972B2
(de)
*
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1973-11-05 |
1981-06-09 |
|
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DE3300979A1
(de)
*
|
1983-01-12 |
1984-07-12 |
Siemens AG, 1000 Berlin und 8000 München |
Vakuumschalter mit zwei in reihe geschalteten schaltroehren je pol
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