Classe 19
Concrete, plaster, limecement, heat-resistant cement, white cement, plaster, ready-mixed concrete, artificial stonessurface, namely, interior wall, facade and floor tiles and panels of natural and artificial stonestiles and glazed tiles not of metal for building purposes, flagstones, kerb stones, concrete pipes and joint components, building panels not of metal, concrete walls, concrete joists, concrete columns, concrete roof elements, precast concrete constructions, portable concrete constructionsconcrete poles, concrete fence pickets, concrete poles for power lines, concrete communication lines, concrete barriers, concrete king posts, prefabricated concrete platforms, concrete window boxes