Description
Class G04C : ELECTROMECHANICAL CLOCKS OR WATCHES
Subclass 1/08: Winding mechanical clocks electrically (winding mechanically G04B 3/00) by electric motors with rotating or with reciprocating movement raising weights
Class G04C : ELECTROMECHANICAL CLOCKS OR WATCHES
Subclass 1/08: Winding mechanical clocks electrically (winding mechanically G04B 3/00) by electric motors with rotating or with reciprocating movement raising weights
Patent # | Title | Filing Date | Issue Date | Patent Owner |
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11988992 | Electrical pulse generator harvesting body movement energy | Oct 11, 19 | May 21, 24 | Wisconsin Alumni Research Foundation |
11669050 | Watch self-winding device with rotary motion | Sep 18, 20 | Jun 06, 23 | The Swatch Group Research and Development Ltd. |
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