Classe 6 · Indústria & Química
Bolts of metal; wire of common metal; metal hardware; brass, unwrought or semi-wrought; metals [base metals, untreated or partially treated]; washers of metal; screws of metal; nuts of metal; steel alloys, unwrought or semi-wrought; common metals, unwrought and semi-worked, for use in further manufacturing; junctions of metal for pipes.;