73081736
Mar 29, 1976
May 3, 1977
ABRASIVE TOOLS CHARACTERIZED BY CUTTING EDGES OR SURFACES OF ABRASIVE PARTICLES SECURED THEREON-NAMELY, SABER SAW BLADES, BAND SAW BLADES, AND CIRCULAR SAW BLADES
MachineryABRASIVE TOOLS CHARACTERIZED BY CUTTING SURFACES WITH ABRASIVE PARTICLES SECURED THEREON-NAMELY, FILES AND RASPS; AND ABRASIVE TOOLS CHARACTERIZED BY CUTTING EDGES OR SURFACES OF ABRASIVE PARTICLES SECURED THEREON-NAMELY, ROD SAW BLADES AND HACKSAW BLADES
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