73725284
Apr 15, 1988
PRESSURE-INCREASING EQUIPMENT CONSISTING OF PISTON OR CENTRIFUGAL PUMPS, WATER CISTERNS, AIR PRESSURE TANKS OF METAL, METAL FITTINGS, PRESSURE CONTROLLERS AND PROTECTIVE MOTOR SWITCHES; PUMPS, PARTICULARLY PISTON WATER PUMPS, CIRCULATION PUMPS FOR HEATING SYSTEMS; HIGH-PRESSURE CENTRIFUGAL PUMPS, SPIRAL-HOUSING PUMPS
Machinery