73082127
Nov 19, 1976
Apr 18, 1978
APPARATUS USING A HIGH PRESSURE JET OF WATER WITH OR WITHOUT ADDITIVES AND/OR ABRASIVES FOR WASHING AND CLEANING, INCLUDING HIGH PRESSURE LIQUID PUMPS; MOTORS; FLUID FLOW CONTROLLING VALVES, BEING PARTS OF MACHINES; SPRAY GUNS; NOZZLES; AND PARTS AND FITTINGS THEREFOR
Machinery