DIFF Subgroup
G04B 1/14 Mainsprings; Bridles therefor (mainsprings with bridles G04B1/18; alloys C22C; springs in general F16F )
Introduced: September 1968
Title
Titles differ between systems:
IPC: Mainsprings; Bridles therefor
CPC: Mainsprings; Bridles therefor (mainsprings with bridles G04B1/18; alloys C22C; springs in general F16F )
Full Title
Full titles differ between systems:
IPC:
Driving mechanisms > with mainspring > Mainsprings; Bridles therefor
CPC:
Driving mechanisms > with mainspring > Mainsprings; Bridles therefor (mainsprings with bridles G04B1/18; alloys C22C; springs in general F16F )
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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