IPC Main Group
G04C 11/00 Synchronisation of independently-driven clocks
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PHYSICS
- Class:
- HOROLOGY
- Subclass:
- ELECTROMECHANICAL CLOCKS OR WATCHES
Related Keywords
SYNCHRONISATION of electromechanical time-pieces
3 direct subcodes
Child Classifications
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- G04C 11/04 over a line
- G04C 11/06 with direct mechanical action on the time-indicating means
- G04C 11/08 using an electric magnet or motor