CPC Subgroup
F02P 5/04 automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions (dependent on position of personal controls of engine F02P5/02)
Full Title
Advancing or retarding ignition; Control therefor > automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions (dependent on position of personal controls of engine F02P5/02)
3 direct subcodes
Child Classifications
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- F02P 5/05 using mechanical means
- F02P 5/145 using electrical means