90473981
Jan 19, 2021
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
Machinerydownloadable computer software for controlling the wire feed speed and motion of a welding machine; downloadable computer software for controlling the wire feed speed and motion of a welding wire feeder; downloadable computer software for controlling the weld arc in the field of welding
Electrical and Scientific Apparatus