Class 19:
Non-metallic building materials containing glass particles; non-metallic building materials containing mineral or stone particles; non-metallic building materials having decoration; non-metallic building materials in the form of tiles or slabs; stone; stone composite; artificial stone; artificial stone containing mineral or stone particles; artificial stone containing glass particles; artificial stone having decoration; artificial stone in the form of tiles or slabs; natural stone; natural stone in the form of tiles and slabs; slate; granite; sandstone; limestone; quartz for building; quartzite for building; ceramic products for building; ceramic tiles and slabs; ceramic tiles and slabs having decoration; building glass; building glass in the form of tiles or slabs; building glass having decoration.