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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
G04B18/00—Mechanisms for setting frequency
G04B18/02—Regulator or adjustment devices; Indexing devices, e.g. raquettes
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FR1077176D1953-03-261953-03-26Dispositif de coqueret, plaque et raquette pour pièces d'horlogerie et de petite mécanique de précision
ExpiredFR1077176A
(fr)