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Application filed by Sigmund Stern & CiefiledCriticalSigmund Stern & Cie
Publication of CH2768ApublicationCriticalpatent/CH2768A/de
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
G04B37/00—Cases
G04B37/0008—Cases for pocket watches and wrist watches
G04B37/0025—Cases for pocket watches and wrist watches with cover or bottom with a spring (savonette) bench watches opening or closing with spring action G04B37/0463
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Physics & Mathematics
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General Physics & Mathematics
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CH2768A1890-10-271890-10-27Selbstthätig sich schliessender Springdeckel für Uhren
CH2768A
(de)