Nonmetallic building materials Trademarks Filed in August 31, 1961
HARBORD CERTI-PLY
Filed: August 31, 1961
PLYWOOD SHEATHING
Owned by: EVANS HARBOR PRODUCTS CO.
Serial Number: 72126978
GRACE
Filed: August 31, 1961
Water Repellents and Barrier Coatings for Use on Masonry
Owned by: W.R. GRACE & CO.-CONN.
Serial Number: 72127007
HI-MAG
Filed: August 31, 1961
Refractory Products, Such as Refractory Bricks
Owned by: Kaiser Aluminum & Chemical Corporation
Serial Number: 72127018