Data processing equipment; computers; computer software for database management and for the control of automatic welding machines, welding current sources and industrial robots; current rectifiers; electric converters; electric inverters; welding transformers; welding rectifiers; electronic controllers for welding apparatus and welding machines; material testing instruments and machines, namely, electronic apparatus for testing strength, hardness and tensile characteristics of industrial mate...

Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electric current; data processing equipment; computers; downloadable and recorded computer software or use to monitor and control manufacturing processes and for controlling industrial robots and to control electric, gas and laser welding machines; downloadable and recorded software for controlling, regulating, managing and documenting welding processes; curren...