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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.
chemicals used in industry; unprocessed artificial resins, unprocessed plastics; adhesives for applying floor tiles and coverings of ceramic tiles, glass, artificial or natural stone
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6
Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; goods of common metal not included in other classes; ores.
paving of metal; slabs of metal to support floor tiles and floor covering plates
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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.
plastics in extruded semi-finished form for use in manufacture; insulating materials; insulating materials in the form of sheathing of polyethylene, polypropylene and plastic materials; insulating and soundproof sheathing; insulation materials in the form of mats and membranes of polyethylene, polypropylene and plastic materials for connection between foundations and tiles; sealant and acrylic sealant for filling of slits of floors and coverings; materials for grouting spaces between tesserae of mosaics and tiles in floors and coverings, namely, grout sealant
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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.
artificial stone; stone for building; non-metal floor tiles; non-metallic tiles; mosaics for building of ceramic, cement, glass, resins for building construction; non-metallic claddings for building; non-metallic raised floors; non- metallic tiles for building; floor tiles and wall tiles, not of metal; wooden floors; paving and covering slabs, not of metal; non-metallic paving blocks; swimming pools, not of metal, and their structural parts and structural fittings; building materials, namely, grout, lime, mortar, cement, concrete