73609353
Jul 14, 1986
Oct 6, 1987
AIR-OPERATED DOUBLE DIAPHRAGM PUMPS, WHICH PUMPS (A) ARE USED FOR TRANSFERRING MATERIALS OF ALL TYPES, E.G., GASOLINE, PAINT, WATER, SLURRY, BILGE, CHEMICALS, INK, ETC., AND WHICH PUMPS (B) ARE USED IN THE CONSTRUCTION, CHEMICAL PROCESSING, MANUFACTURING, MINING, UTILITY AND WASTE TREATMENT INDUSTRIES
Machinery