74000139
Nov 16, 1989
COATED CEMENTED METALLIC CARBIDE INSERTS TO BE USED IN TOOLS AND DIES FOR CUTTING, WORKING OR SHAPING METALS FOR DIES, FOR BITS, FOR TOOLS, PUNCHES, SEATS, VALVE SEATS AND ABRASION RESISTANT PARTS COMPRISING COATED CEMENTED METALLIC CARBIDE COMPOSITIONS
Machinery