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J CARPENTIER ATEL
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J CARPENTIER ATEL
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Publication of FR896819ApublicationCriticalpatent/FR896819A/fr
H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
H02H3/46—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to frequency deviations
FR896819D1943-07-281943-07-28Perfectionnements à la protection des réseaux électriques
ExpiredFR896819A
(fr)