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Publication of CH61967ApublicationCriticalpatent/CH61967A/fr
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
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CH61967A1912-11-071912-11-07Dispositif interrupteur automatique aux pièces d'horlogerie à remontage automatique par moteur électrique rotatif
CH61967A
(fr)