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arrangement for influencing the leistungsflusses in wechselstromnetzen by alternately working gittergesteuerter steam or gasentladungsstrecken with essentially lichtbogenfoermiger unloading
arrangement for influencing the leistungsflusses in wechselstromnetzen by alternately working gittergesteuerter steam or gasentladungsstrecken with essentially lichtbogenfoermiger unloading