DIFF Subgroup
F02M 3/12 Passageway systems
Introduced: January 1985
Title
Titles differ between systems:
IPC: Passage way systems
CPC: Passageway systems
Full Title
Full titles differ between systems:
IPC:
Idling devices for carburettors > Other details of idling devices > Passage way systems
CPC:
Idling devices for carburettors (with means for facilitating engine's idling below operational temperatures F02M1/00) > Other details of idling devices (fighting ice-formation by heating idling ports F02M15/02) > Passageway systems
No child classifications to compare. This is a leaf node in both IPC and CPC.