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H01H89/00—Combinations of two or more different basic types of electric switches, relays, selectors and emergency protective devices, not covered by any single one of the other main groups of this subclass
H01H89/02—Combination of a key operated switch with a manually operated switch, e.g. ignition and lighting switches
FR563457D1921-09-101923-03-09Perfectionnements aux commutateurs ou tableaux de distribution pour contrôle des circuits électriques
ExpiredFR563457A
(fr)