U.S. federal trademark · Serial No. 72013160 · Reg. No. 0642562
DOUBLE ENVELOPING WORMS AND GEARS, GEAR SETS, SPEED REDUCERS, HOBS, CUTTERS, MACHINES FOR CUTTING DOUBLE ENVELOPING WORMS AND GEARS, MACHINES FOR FINISHING DOUBLE ENVELOPING WORMS AND GEARS, AND CHECKING MACHINES
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