CPC Subgroup
F04C 11/005 Full Title
Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type (combinations of such pumps specially adapted for elastic fluids F04C23/00); Pumping installations (F04C13/00 takes precedence; specially adapted for elastic fluids F04C23/00; fluid gearing F16H)
1 direct subcode
Child Classifications
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