Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Load children
F04
POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
Load children
F04B
POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
Load children
1/00
Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
Load children Filter patents View analytics View as hierarchy
F04B1/04
having cylinders in star- or fan-arrangement
Load children Filter patents View analytics View as hierarchy