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Welding head for devices for the fusion welding or welding with oscillating electrode, in particular for electrical slags welding and welding with a mechanism for causing a vibratory movement of the welding electrode or electrodes
Welding head for devices for the fusion welding or welding with oscillating electrode, in particular for electrical slags welding and welding with a mechanism for causing a vibratory movement of the welding electrode or electrodes
