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Priority to CH1377171ApriorityCriticalpatent/CH542474A/de
Publication of CH1377171A4publicationCriticalpatent/CH1377171A4/xx
Publication of CH542474ApublicationCriticalpatent/CH542474A/de
G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
G04D7/12—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard
G04D7/1207—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard only for measuring
G04D7/1214—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard only for measuring for complete clockworks
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means
(AREA)
CH1377171A1971-09-211971-09-21Gerät zum digitalen Anzeigen der Ganggenauigkeit eines mechanischen Uhrwerkes
CH542474A
(de)