Nonmetallic building materials Trademarks Filed in August 3, 1948
BRIKRAM
Filed: August 3, 1948
PLASTIC FIREBRICK
Owned by: GENERAL REFRACTORIES COMPANY
Serial Number: 71562693
BLAZECRETE
Filed: August 3, 1948
REFRACTORY CEMENTS
Owned by: BNZ MATERIALS, INC.
Serial Number: 71562710
