DIFF Subgroup
F01P 11/12 Filtering, cooling, or silencing cooling-air
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Component parts, details, or accessories, not provided for in, or of interest apart from, groups > Filtering, cooling, or silencing cooling-air
CPC:
Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00 > Filtering, cooling, or silencing cooling-air
No child classifications to compare. This is a leaf node in both IPC and CPC.