Crown Screw Corporation Trademarks
POLY WAVE
Filed: July 11, 1980
Nails, Wedges, Tacks, Threaded Nails, Bolts, Nuts, Rivets, Metal Washers, and Tapping Screws
Owned by: Crown Screw Corporation
Serial Number: 73269824
DELTITE
Filed: October 7, 1980
Tapping Screws
Owned by: Crown Screw Corporation
Serial Number: 73281196