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Building materials, not of metal; Ceramic articles for construction purposes; Ceramic tiles for flooring and lining; Tiles; Ceramic tiles for external walls; Ceramic tiles for external floors; Tiles, not of metal, for building; Tiles of slate; Tiles of marble; Tiles of porcelain; Earthenware tiles; Ceramic tiles; Glazed ceramic tiles; Boards of gypsum plaster; Stucco tiles; Terra-cotta floor tiles; Tiles of glass; Fireproof tiles; Stoneware paving blocks and surfacings; Ceramic paving and surfacing; Sandstone for building; Building materials consisting of glass; Building materials made of rock fibres; Slate; Stone, rock, clay and minerals; Plaster for use in pottery; Gypsum [building material]; Mineral pellets for use in the building industry; Clay slabs; Stone slates; Slate slabs; Plate glass [windows] for building; Paving stones; Marble for construction; Construction materials of artificial stone; Construction materials of natural stone; Cornices, not of metal; Coatings [building materials]; Bricks; Floor tiles, not of metal; Building stone; Wall stone; Flooring screeds; Coverings, not of metal, for building; Mosaic tiles; Terra cotta [building material]; Decorative glass [for building]; Building glass; Marble; Artificial stone; Pottery stone; Worked natural stone