Electrically powered and microprocessor distributed controlled welding machines used in the following processes, namely, solid state welding, brazing, gas welding, resistance welding, arc welding, electron beam welding, electroslag welding, induction welding, laser beam welding and thermit welding; welder accessories, namely, necessary attachments to welding machines and workpieces being welded, namely, DC generators, current generators, electric generators, electric compressors, and air comp...