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PCE
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DIFF Subgroup
F02M 25/08

adding fuel vapours drawn from engine fuel reservoir

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture > adding fuel vapours drawn from engine fuel reservoir

CPC:

Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture (adding secondary air to fuel-air mixture F02M23/00; adding exhaust gases F02M26/00; fuel-injection apparatus operating simultaneously on two or more fuels or on a liquid fuel and another liquid F02M43/00) > adding fuel vapours drawn from engine fuel reservoir

Of 8 combined children, 0 exist in both systems.

8 codes are CPC-only extensions.

Note: 3 CPC extensions are marked as secondary classification only.

Child Classifications

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