welding apparatus for tig welding (gas-operated); electrofusion welding machines; autogenous welding machines; wire welding machines; arc welding electrodes; arc welding apparatus; electric arc welding apparatus; electrical welding instruments; electrical arc welding apparatus; metal welding machines (gas); electrical arc welding heads; electrodes for arc welding; metal welding apparatus (gas); electric welding machines; welding machines, electric; electric welding torches; electric welding instruments; ultrasonic welding machines; metal welding machines (electric); plasma welding machines; gas welding machines; metal welding apparatus (electric); thermal impulse welding machines; electrodes for welding machines; electric radiator welding machines; gas welding apparatus; electric welding apparatus; welding apparatus, electric; welding current generators; welding machines for welding plastics material; electrodes for electric welding; welding torches (electric); electric resistance welding machines; ultrasonic welding heads; electrical welding apparatus; electric welding guns; high frequency welding machines; autogenous welding apparatus (gas operated); tubular welding electrodes (electric); welders, electric; electric track welding machines; welding machines for thermoplastic tubes; electric resistance welding apparatus; machines for welding (gas); laser welding apparatus; robotic electric welding machines; resistance welding apparatus; electric machines for resistance welding; robotic electrical welding apparatus; welding electrodes; apparatus for electric welding; machines for welding (electric); electric machines for incandescent welding; machines for resistance welding (gas operated); laser welded machine tools; flanging machines for metal tubing; electric machines for spark welding; plastics welding machines; thermal contact welding machines; electric wire welding apparatus, other than machines; spot welding machines; welding apparatus operated by oxyacetylene; electrofusion welding apparatus (other than machines); spot welding apparatus (electric); apparatus for mechanised welding (other than electric); industrial soldering machines (gas operated); non-autogenous electric welding apparatus; welding apparatus operated by gas; hydraulic door operating equipment; electric hot plate welding apparatus; hot air welding machines; ultrasonic welding apparatus for plastics assembly; plasma welding apparatus (gas-operated); electric suction machines for industrial (manufacturing) use

power sources for arc welding; power sources for electric arc welding; welding masks; welding helmets