Classe 19
Sand, gravel, crushed stone, asphalt, bitumen, cement, gypsum, plaster, concrete, marble blocks for construction, included in this classbuilding materials (as finished products) made of concrete, gypsum, clay, potters' clay, stone, marble, wood, plastics and synthetic materials for building, construction and road construction purposes, included in this classnon-metallic buildingsnon-metallic building materialspoles, not of metal, for power linesbarriers, not of metalnatural and synthetic coatings in the form of panels and sheets, being building materialsbitumen cardboard coatings for roofing, bitumen coating for roofingdoors and windows of wood and synthetic materialstraffic signs not of metal, non-luminous and non-mechanical, for roadsmonuments and statuettes of stone, concrete and marble