DIFF Subgroup
G04B 15/02 permanently in contact with the regulating mechanism
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Escapements > permanently in contact with the regulating mechanism
CPC:
Escapements ( electric or magnetic means for converting oscillatory to rotary motion in electromechanical time-pieces ) > permanently in contact with the regulating mechanism
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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