72305241
Aug 15, 1968
Sep 12, 1972
NON-WOVEN MATERIAL FOR USE AS A SUBSTITUTE FOR WOVEN FABRIC, AND AS INTERFACING FABRIC; NON-WOVEN FABRIC FOR USE INSTEAD OF CANVAS; CHAFER FABRICS AND NONWOVEN FIBERS WHICH ARE BONDED TOGETHER, TO FORM SHEETS, USED AS OVERLAYS FOR LAMINATION, FUSING WEBS AND BACKINGS FOR VINYL
Computer and Scientific