Nonmetallic building materials Trademarks Filed in May 11, 1979
NORALEN

NORALEN

Filed: May 11, 1979
ROOFING SHEETS MADE OF PLASTIC RUBBER OR RUBBER SUBSTITUTES
Owned by: FIRMA CARL FREUDENBERG
Serial Number: 73215332

POROTON

POROTON

Filed: May 11, 1979
Construction Bricks
Owned by: Poroton, AG.
Serial Number: 73215333