74048615
Apr 13, 1990
NON-METALLIC CEMENTITIOUS PREPARATIONS (NOT IN THE NATURE OF PAINT) FOR USE IN THE CEMENTING AND FILLING OF CRACKS AND CAVITIES AND LIKE DEFECTS IN SURFACES AND FOR USE AS SURFACING MATERIAL ON WALLS, FLOORS, ROOFS, AND THE LIKE, AND FOR NON-METALLIC PREPARATIONS FOR JOINING BUILDING BLOCKS
Nonmetallic Building Materials