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1
Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins, unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry.
chemical bonding preparations for industrial purposes, namely, latex polymer admixture bonding agent for concrete, mortar, plaster, tile, brick, stone, marble, and grout for use in building; waterproofing chemical compositions for articles of masonry, tile, and other building and constructions surfaces, such as swimming pools, interior building surfaces, and exterior building surfaces; polymeric additives in chemical form for the manufacture or processing of mortars, grouts, plasters, stuccos, concrete, and other cementitious mixes; latex additives in chemical form for the manufacture or processing of mortars, grouts, plasters, stuccos, concrete, and other cementitious mixes; waterproofing membranes in liquid polymer rubber chemical form for use in the construction, repair, and maintenance of buildings
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17
Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes; plastics in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, not of metal.
waterproofing membranes used in building construction; adhesive sealant used on concrete, mortar, brick, and stone for construction purposes; polyurethane-based fabrics for use in sealing and insulating buildings; acoustical insulation for buildings; weatherizing membranes and vapor barriers; caulking compounds
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19
Building materials (non-metallic); non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable buildings; monuments, not of metal.
epoxy grout; adhesive and bonding materials for building purposes, namely, mortar, grout, mastic, and cement for installing tile, brick, stone, and other surface coverings; plaster for building purposes; cement boards for building; cement and sand mixtures for building purposes; flooring underlayments; building materials, namely, composites of liquid latex blended or mixed with hydraulic cement and fillers such as wood chips, inert chemicals, chipped stone, or marble that are used to form floors, walls, ceilings, wainscoting, or insulation or to repair areas therein