DIFF Subgroup
F04B 37/06 for evacuating by thermal means
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Pumps specially adapted for elastic fluids and having pertinent characteristics not provided for in, or of interest apart from, groups > for evacuating by thermal means
CPC:
Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 > for evacuating by thermal means
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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