Nonmetallic building materials Trademarks Filed in January 15, 1964
DORVON
Filed: January 15, 1964
INSULATION
Owned by: DOW CHEMICAL COMPANY, THE
Serial Number: 72184617
JEWEL-TEX
Filed: January 15, 1964
DECORATIVE CONCRETE BLOCKS AND INGREDIENTS THEREFOR
Owned by: PRECO CHEMICAL CORPORATION
Serial Number: 72184648
