DIFF Subgroup
F04B 25/02 of stepped piston type
Introduced: September 1968
Title
Titles differ between systems:
IPC: of stepped-piston type
CPC: of stepped piston type
Full Title
Full titles differ between systems:
IPC:
Multi-stage pumps specially adapted for elastic fluids > of stepped-piston type
CPC:
Multi-stage pumps > of stepped piston type
No child classifications to compare. This is a leaf node in both IPC and CPC.