73519774
Jan 29, 1985
Jan 7, 1986
NON-METALLIC BUILDING MATERIALS, NAMELY BUILDING BOARDS FOR EXTERIOR CLADDING AND OTHER EXPOSED APPLICATIONS, FOR WIND SHUTTERING AND SECONDARY ROOFING, FOR INTERIOR LINING; PARTITION BOARDS; BOARDS FOR FIRE AND MOISTURE RESISTANT LININGS TO WALL CONSTRUCTIONS AS WELL AS FOR SOUND INSULATION PURPOSES
Nonmetallic Building Materials