Nonmetallic building materials Trademarks Filed in August 11, 1955
CAS-TO-FIT
Filed: August 11, 1955
CASTABLE REFRACTORY MATERIAL
Owned by: ROBINSON CLAY PRODUCT COMPANY, THE
Serial Number: 71692868
PATCH-TITE
Filed: August 11, 1955
PLASTIC FIRE BRICK
Owned by: ROBINSON CLAY PRODUCT COMPANY, THE
Serial Number: 71692869
