9 Laser welding devices and laser soldering devices; electrical soldering and welding torches; electrical soldering and welding torches with inert gas; solar modules for generation of electric current; computer programs for the control of welding apparatus, industrial robots, welding machines and solar electricity machines; measuring and testing devices for measuring the physical properties and proper function of soldering and blow torches, welding apparatus and solar electricity machines; opto-electronic protective masks for welding; testing and measuring instruments for welding technology, namely, instruments for measuring delta ferrite and instruments for measuring the remaining oxygen; parts of electrical welding apparatus, namely grippers and brushes; conventional protective masks for welders; Apparatus for use with gas-shielded electric arc welders, namely forming gas apparatus for the protection of weldment joints; electrical inert gas shielded arc welding torches; Protective clothing, namely flame retarding jackets, trousers, coats, and work shoes, protective clothing made of leather; solar collectors for generation of electric current; electrical transformers; storage apparatus for electricity, namely batteries and capacitors; Welding electrodes, namely stick electrodes, stick welding electrodes for tungsten inert gas (TIG) welding, solid wire welding electrodes, cored wire electrodes; automatic control apparatus for industrial robots