IPC Subgroup
F04D 29/02 Selection of particular materials
Introduced: September 1968
Last revised: January 2006
Full Title
Details, component parts, or accessories > Selection of particular materials
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- Subclass:
- NON-POSITIVE-DISPLACEMENT PUMPS