72343016
Nov 7, 1969
Mar 27, 1973
CEMENTED CARBIDE TOOLS INCLUDING CEMENTED CARBIDE TIP, CEMENTED CARBIDE CUTTING TOOL AND ABRASION RESISTING CEMENTED CARBIDE TOOL; METAL CUTTING TOOLS INCLUDING SINGLE POINT TOOL, DRILL, CUTTER, AND REAMER; MINING MACHINERY AND IMPLEMENTS SUCH AS BITS
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