Pendant or computer hardware unit containing pre-installed computer software for controlling the wire feed speed and motion of a welding machine; Pendant or computer hardware unit containing pre-installed computer software for controlling the weld arc in the field of welding; Pendant or computer hardware unit containing pre-installed computer software for controlling the wire feed speed and motion of a welding wire feeder

Welding wire feeders; welding generators; welding machines, electric; electric welding machines; electric arc welding apparatus; electric arc welding machines; gas welding machines; gas-operated welding machines