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Application filed by Jean Singer & Co S AfiledCriticalJean Singer & Co S A
Publication of CH209867A4publicationCriticalpatent/CH209867A4/fr
G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
G04D3/00—Watchmakers' or watch-repairers' machines or tools for working materials
G04D3/0002—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe
G04D3/0043—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for components of the time-indicating mechanisms
G04D3/0051—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for components of the time-indicating mechanisms for time markers
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Physics & Mathematics
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General Physics & Mathematics
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CH209867D1967-02-131967-02-13Procédé de fabrication de signes en relief destinés à être fixés sur un cadran de pièce d'horlogerie
CH209867A4
(fr)