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Priority to JP2967655ApriorityCriticalpatent/JPS326480B1/ja
Publication of JPS326480B1publicationCriticalpatent/JPS326480B1/ja
H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
H01H31/26—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch
H01H31/28—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch with angularly-movable contact