Classe 6 · Indústria & Química
Metal pipes; hot-finished and cold-finished seamless pipes of stainless steel, nickel alloys and nickel; piping, namely, pipes and tubes of metal; metal pipe junctions; metal pipe muffs; unwrought and semi-wrought common metals; metal pipes for heat exchangers, not parts of machines; pipes based on stainless steel and nickel, namely, pipes of metal; metal hardware, namely, springs, washers, nuts; building and construction materials and elements of metal, namely, braces, supports, shores; buildings of metal, namely, transportable buildings of metal; transport and industrial packaging containers of metal.;