CPC Subgroup
F04B 19/04 Pumps for special use
Full Title
Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00 > Pumps for special use
1 direct subcode
Child Classifications
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- F04B 19/06 Pumps for delivery of both liquid and elastic fluids at the same time (wet gas pumps F04B37/20)