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Application filed by Gustave Chatelain FritzfiledCriticalGustave Chatelain Fritz
Publication of CH47454ApublicationCriticalpatent/CH47454A/fr
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
G04B9/00—Supervision of the state of winding, e.g. indicating the amount of winding
G—PHYSICS
G04—HOROLOGY
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
G04B9/00—Supervision of the state of winding, e.g. indicating the amount of winding
G04B9/005—Supervision of the state of winding, e.g. indicating the amount of winding by optical indication of the amount of winding
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
CH47454A1909-06-191909-06-19Mécanisme indicateur du développement du ressort moteur des pièces d'horlogerie ou d'autres instruments on appareils
CH47454A
(fr)