71537355
Oct 9, 1947
Nov 13, 1951
WATERPROOF PAPER ROLLS, GREASEPROOF PAPER ROLLS, REINFORCED PAPER STOCK MADE UP OF LONG FIBERS THAT OVERLAP AND CROSS TO GIVE A UNIFIED HIGH STRENGTH THERETO, AND SOLD IN ROLL FORM, BURLAP SUBSTITUTE MATERIAL MADE OF PAPER (UNWOVEN), AND FLEXIBLE CUSHION MATERIAL MADE OF PAPER FOR PACKAGING
Building Construction and Repair