Plyophen Trademarks

PLYOPHEN
SYNTHETIC PLASTIC RESINS AND SOLUTIONS CONTAINING THE SAME FOR BONDING, LAMINATING, AND ADHESIVE PURPOSES
Expired  ·  May 13, 1944  ·  71470230  · 
PLYOPHEN
SYNTHETIC PLASTIC RESINS
Expired  ·  February 4, 1943  ·  71458339  ·