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H01H53/00—Relays using the dynamo-electric effect, i.e. relays in which contacts are opened or closed due to relative movement of current-carrying conductor and magnetic field caused by force of interaction between them
H01H53/10—Induction relays, i.e. relays in which the interaction is between a magnetic field and current induced thereby in a conductor
FR845027D1938-10-221938-10-22Dispositif de commande d'appareillage électrique automatique à flux tournant
ExpiredFR845027A
(fr)