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G04C1/04—Winding mechanical clocks electrically by electric motors with rotating or with reciprocating movement
G04C1/06—Winding mechanical clocks electrically by electric motors with rotating or with reciprocating movement winding-up springs
G04C1/062—Winding mechanical clocks electrically by electric motors with rotating or with reciprocating movement winding-up springs by oscillating movement
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CH20949A1899-12-021899-12-02Stromschlußeinrichtung an selbstständigen elektrischen Uhren
CH20949A
(de)