Classe 6 · Indústria & Química
Valves of metal, other than parts of machines; drain traps [valves] of metal; junctions of metal for pipes; clips of metal for cables and pipes; water-pipe valves of metal; pipes of metal; reinforcing materials of metal for pipes; connectors of metal, for pipes; joints of metal, for rotary pipes; fittings of metal, for compressed air pipes.;