71104204
Jun 1, 1917
Mar 12, 1918
CUTTERS - VIZ., ANGULAR, CIRCULAR-CORNERING, CONCAVE, CONVEX, FORMED, GEAR, GEAR-ROUGHING, KEYWAY, MILLING, SCREW-SLOTTING, SPROCKET, STEP-STOCKING, TAP AND REAMER, T-SLOT, AND TWIST-DRILL; MILLS - VIZ., FACE, END, SIDE, SHELL, HOLLOW, AND INSERTED TOOTH; HOBS - VIZ., WORM, GENERATING, AND GROUND - KEYS AND KEYWAYS FOR MACHINE-TOOLS, SAWS, SLITTING-DISKS, CUTTING-OFF MACHINES; MACHINES FOR GRINDING CUTTERS, REAMERS, HOBS, AND MILLS, AND FIXTURES THEREFOR; REAMERS AND REAMER SETS, DRILLS AND DRILL SETS, SCREW-SLOTTERS, COLLETS, COLLET-BLANKS, COUNTERSINKS, SHANKS, BITS AND BIT-STOCK SETS, SLEEVES, SOCKETS, ARBORS, MANDRELS, JIGS, AND BUSHINGS
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