FR806207A - Moteur utilisant la tension des vapeurs saturées ou d'un fluide quelconque pour le remontage automatique des mouvements d'horlogerie
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Moteur utilisant la tension des vapeurs saturées ou d'un fluide quelconque pour le remontage automatique des mouvements d'horlogerie
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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
G04B5/22—Automatic winding up by thermometric, barometric or like effects or alterations
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FR806207D1935-09-041935-09-04Moteur utilisant la tension des vapeurs saturées ou d'un fluide quelconque pour le remontage automatique des mouvements d'horlogerie
ExpiredFR806207A
(fr)