IPC Subgroup
F04B 19/22 of reciprocating-piston type
Introduced: September 1968
Last revised: January 2006
Full Title
Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups > Other positive-displacement pumps > of reciprocating-piston type
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- Subclass:
- POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS