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3298171
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Information
Patent Grant
3298171
References
Source
Patent Number
3,298,171
Date Filed
Not available
Date Issued
Tuesday, January 17, 1967
57 years ago
CPC
G04C11/007 - by positioning of the index or by regulating the length of the pendulum in dependance on the time difference with a standard
G04C11/02 - by radio
G04C11/026 - the time-piece preparing itself on set times on the reception of the sychronising signal
G04C13/0409 - monitoring or controlling master-clock or system with more than one master-clock
G04C13/0427 - Systems in which slave-clocks function as master-clocks for other slave-clocks
G04R40/00 - Correcting the clock frequency
US Classifications
368 - Horology: time measuring systems or devices
968 - Horology
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