Nonmetallic building materials Trademarks Filed in September 13, 1948
STRESTCRETE
Filed: September 13, 1948
CONCRETE BLOCKS
Owned by: Basalt Rock Company, Inc.
Serial Number: 71565036
TUFBEAD
Filed: September 13, 1948
CAULKING COMPOUND USED IN CONNECTION WITH EXTERIOR CONSTRUCTION
Owned by: COOK NICHOL, INC.
Serial Number: 71565045
