Nonmetallic building materials Trademarks Filed in February 12, 1957
PERFO-ROUND
Filed: February 12, 1957
PERFORATED PANELS
Owned by: CHAMPION INTERNATIONAL CORPORATION
Serial Number: 72024238
PERFO-SQUARE
Filed: February 12, 1957
PERFORATED PANELS
Owned by: CHAMPION INTERNATIONAL CORPORATION
Serial Number: 72024239
