19 Cement Based Coating Material Particularly Adapted for Coating Masonry Surfaces and Having Waterproofing and Decorative Properties; Cements for Construction Purposes; Spackling Paste, Plaster, Stucco, Construction and Ceramic Tile Grout; Adhesives Particularly Adapted for Use in Bonding Ceramic Tile and Cement Type Materials to Walls, Floors, Ceilings, and Sealed Masonry Surfaces