Nonmetallic building materials Trademarks Filed in December 30, 1977
HOTGUN
Filed: December 30, 1977
UNCONSOLIDATED REFRACTORY MATERIAL
Owned by: DRESSER INDUSTRIES, INC.
Serial Number: 73153888
CASTOLAST
Filed: December 30, 1977
REFRACTORY GUNNING MIXES
Owned by: HARBISON-WALKER REFRACTORIES COMPANY
Serial Number: 73153889
