IPC Main Group
F02B 21/00 Engines characterised by air-storage chambers
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- Subclass:
- INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
1 direct subcode
Child Classifications
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- F02B 21/02 Chamber shapes or constructions