F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F04
POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04
POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04B
POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
F04B
POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
F04B23/00
Pumping installations or systems
F04B23/00
Pumping installations or systems