CPC Main Group Additional Only
Y10S 123/00 Internal-combustion engines
13 direct subcodes
Child Classifications
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- Y10S 123/01 Interchangeable
- Y10S 123/02 Accumulated fuel return to tank or engine-induction system
- Y10S 123/03 Model
- Y10S 123/04 Stratification
- Y10S 123/05 Crankcase pressure-operated pumps
- Y10S 123/06 Detachable
- Y10S 123/07 Convertible
- Y10S 123/08 Multiple engine units
- Y10S 123/09 Flame ignition
- Y10S 123/10 Fluidic amplifier fuel control
- Y10S 123/11 Antidieseling
- Y10S 123/12 Hydrogen
- Y10S 123/13 Gas