Soldering, cutting and welding apparatus in this class; plasma machines in this class for autogenous working of metals; parts and fittings all this class for such apparatus; thermal diffusion facilities and control equipment therefor all in this class; feeders in this class for wires and rods; turbine-driven auxiliaries in this class for increasing energy in soldering, cutting and welding apparatus and feeders

Services involving the maintenance, renovation and/or repair of metallic and/or synthetic surfaces of machines and appliances including turbine blades, boring tools, cutters and other parts and fittings of such machines or appliances; plating, coating, shaping and welding surfaces

Metals and their alloys in the form of powder and as solids; preparations in this class for soldering, brazing and welding; soldering and welding wires; plumb(ing) rods; welding and filler rods; wrought or welding steel; special metals for welding casting; soldering metals in the form of bars; spelter for soldering, brazing and welding; metal powders in this class for use and deposition of metal coatings and overlays for welding and for flame spraying torches