DIFF Subgroup
F02M 21/04 Gas-air mixing apparatus
Introduced: September 1968
Full Title
Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form > for gaseous fuels > Gas-air mixing apparatus
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Child Classifications
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