6
Metal building materials, in particular for drainage installations in building construction, in particular prefabricated building elements of metal for the construction of installations, for the collection and drainage of water, surface water, waste water and other liquids (included in class 6), in particular drainage channels, drains, pipes, grates, odour traps and covers, in particular for the chemical and pharmaceutical industries, the food industry and the luxury food, tobacco and alcohol industries, for industrial buildings, exterior installations, balconies and terraces, kitchens and canteens, swimming pools, waste water treatment plants and landfill sites, and for interior furnishings, goods of metal, included in this class
11
Water purifying apparatus and machines of stainless steel or plastic for the food industry and the luxury food, tobacco and alcohol industries, in particular purification tanks; Apparatus for supplying water; Apparatus, being parts for used water and sewage treatment installations, in particular separators
19
Building materials (non-metallic), in particular for drainage installations in building construction, in particular prefabricated building elements, not of metal, for the construction of installations, for the collection and drainage of water, surface water, waste water and other liquids (included in class 19), in particular non-metallic rigid pipes for building, non-metallic transportable buildings, building materials (non-metallic), in particular drainage channels, drains, pipes, grates, odour traps and covers, in particular for the chemical and pharmaceutical industries, the food industry and the luxury food, tobacco and alcohol industries, for industrial buildings, exterior installations, balconies and terraces, kitchens and canteens, swimming pools, waste water treatment plants and landfill sites, and for interior furnishings