DIFF Main Group
F03G 1/00 Spring motors (spring-driven toys A63H; springs in general F16F; precision time mechanisms, e.g. for clocks or watches, G04B)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Spring motors
CPC: Spring motors (spring-driven toys A63H; springs in general F16F; precision time mechanisms, e.g. for clocks or watches, G04B)
Full Title
Full titles differ between systems:
IPC:
Spring motors
CPC:
Spring motors (spring-driven toys A63H; springs in general F16F; precision time mechanisms, e.g. for clocks or watches, G04B)
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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- F03G 1/02 characterised by shape or material of spring, e.g. helical, spiral, coil +6 CPC IPC+CPC Available in IPC and CPC