DIFF Subgroup
F04C 15/064 Full Title
Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00 (of pumps specially adapted for elastic fluids F04C18/00 - F04C29/00) > Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.