Nonmetallic building materials Trademarks Filed in March 6, 1968
POLYTUBE
Filed: March 6, 1968
REINFORCING STRUCTURES FOR PLASTIC TANK WALLS, FLOORS AND COVERS, PLATING CELLS AND WIRE CLEANING TRAYS
Owned by: ALLEGHENY PLASTICS, INC.
Serial Number: 72292538
XOC
Filed: March 6, 1968
BUILDING BLOCKS
Owned by: CONCRETE MASONRY CORPORATION
Serial Number: 72292557
SHAT-R-PROOF
Filed: March 6, 1968
LAMINATED SAFETY SHEET AND PLATE GLASS
Owned by: SHATTERPROOF GLASS CORPORATION
Serial Number: 72292619
