73763542
Nov 14, 1988
Apr 10, 1990
FASTENING SYSTEM CONSISTING OF A PRE-ASSEMBLED METAL FASTENER AND PLASTIC PLATE AND A METAL ADAPTER FOR ATTACHMENT TO A POWER TOOL FOR SETTING THE FASTENER AND PLATE TO ATTACH INSULATION AND/OR MEMBRANE TO A METAL ROOF DECK, SAID SYSTEM BEING SOLD THROUGH ROOFING PRODUCTS DISTRIBUTORS AND ROOFING SYSTEMS MANUFACTURERS AND NOT THROUGH HARDWARE STORES
Metal Goods