Patent Classification Explorer PCE

DIFF Main Group

F02M 21/00

Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form

Introduced: September 1968

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

Child Classifications

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F02M 21/02 for gaseous fuels +2 CPC IPC+CPC Available in IPC and CPC
F02M 21/08 for non-gaseous fuels IPC+CPC Available in IPC and CPC
F02M 21/12 for fuels in pulverised state IPC+CPC Available in IPC and CPC