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Publication of FR1142734ApublicationCriticalpatent/FR1142734A/en
G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
G04B5/00—Automatic winding up
G04B5/02—Automatic winding up by self-winding caused by the movement of the watch
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FR1142734D1956-02-171956-02-17
Automatic winding device for watches and similar apparatus, and watches provided with this device
ExpiredFR1142734A
(en)