71468450
Mar 20, 1944
Sep 12, 1944
CEMENTED CARBIDE DIES FOR DRAWING, EXTRUDING, HEADING AND STAMPING; WIRE DRAWING DIES EMBODYING THE USE OF A DIAMOND FOR DRAWING WIRE; CEMENTED CARBIDE WEAR RESISTANCE PARTS-NAMELY, GUIDES AND BUSHINGS; AND CEMENTED CARBIDE SPECIAL TOOLS-NAMELY, FORM TOOLS, REAMERS, DRILLS, AND CUTTERS
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