IPC Main Group
G04G 19/00 Electric power supply circuits specially adapted for use in electronic time-pieces
Introduced: January 2000
Last revised: January 2006
Classification Context
- Section:
- PHYSICS
- Class:
- HOROLOGY
- Subclass:
- ELECTRONIC TIME-PIECES
4 direct subcodes
Child Classifications
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- G04G 19/02 Conversion or regulation of current or voltage
- G04G 19/08 Arrangements for preventing voltage drop due to overloading the power supply
- G04G 19/1 Arrangements for supplying back-up power
- G04G 19/12 Arrangements for reducing power consumption during storage