Autogenous soldering machines; Electric arc welders; Electric arc welding apparatus; Electric arc welding machines; Electric soldering apparatus; Electric welding machines for metalworking; Electrodes for welding machines; Gas cutting guns; Gas welding guns; Gas welding machines; Metal welding machines, namely, saws and cutters; Oxy-acetylene welding and cutting machines; Plasma cutting machines; Soldering apparatus, electric; Soldering blow pipes, gas-operated; Soldering lamps; Welding machi...