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PCE
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DIFF Subgroup
F01P 9/04

by simultaneous or alternative use of direct air-cooling and liquid cooling (F01P9/02 takes precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: by simultaneous or alternative use of direct air cooling and liquid cooling

CPC: by simultaneous or alternative use of direct air-cooling and liquid cooling (F01P9/02 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Cooling having pertinent characteristics not provided for in, or of interest apart from, groups > by simultaneous or alternative use of direct air cooling and liquid cooling

CPC:

Cooling having pertinent characteristics not provided for in, or of interest apart from, groups F01P1/00 - F01P7/00 (profiting from waste heat of combustion-engine cooling F02G5/00) > by simultaneous or alternative use of direct air-cooling and liquid cooling (F01P9/02 takes precedence)

No child classifications to compare. This is a leaf node in both IPC and CPC.