Classe 6 · Indústria & Química
Common metals and their alloys; metal building materials; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes, tubes and hoses, and fittings therefor, including valves, of metal; ores; covers of metal; surface boxes of metal; metal flanges; metal castings; goods of common metal not included in other classes, namely couplings, joints, adaptors, clamps and pipe fittings.;