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Application filed by Frank Holden, Stanley Garfield AlexanderfiledCriticalFrank Holden
Publication of CH21563ApublicationCriticalpatent/CH21563A/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
G04C1/062—Winding mechanical clocks electrically by electric motors with rotating or with reciprocating movement winding-up springs by oscillating movement