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Publication of FR657067ApublicationCriticalpatent/FR657067A/fr
H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
FR657067D1928-05-101928-05-10Perfectionnements aux dispositifs de soufflage des arcs électriques dans les disjoncteurs et les interrupteurs
ExpiredFR657067A
(fr)