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H01H87/00—Protective devices in which a current flowing through a liquid or solid is interrupted by the evaporation of the liquid or by the melting and evaporation of the solid when the current becomes excessive, the circuit continuity being reestablished on cooling
FR724877D1930-12-231931-10-20Perfectionnements aux disjoncteurs électriques à mercure
ExpiredFR724877A
(fr)