U.S. federal trademark · Serial No. 72343075 · Reg. No. 0899356
PLASTIC PINS FOR BINDING TOGETHER STACKS OF PAPER SHEETS, SAID PINS BEING ADAPTED TO BE PLACED INTO ALIGNED HOLES IN A STACK OF PAPER SHEETS, AFTER WHICH THE ENDS OF THE PINS ARE HEATED AND MOLDED TO FORM HEADS WHICH PREVENT REMOVAL OF THE PINS FROM THE HOLES
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