Nonmetallic building materials Trademarks Filed in May 5, 1966
INSUL-CON
Filed: May 5, 1966
PRE-CAST ARCHITECTURAL BUILDING PANELS
Owned by: OTTO BUEHNER AND COMPANY,
Serial Number: 72244963
TRAVERCON
Filed: May 5, 1966
PRE-CAST ARCHITECTURAL BUILDING PANELS
Owned by: OTTO BUEHNER AND COMPANY,
Serial Number: 72244964
