75696266
Apr 30, 1999
Mar 6, 2001
Electronic Weld Monitoring System, Comprised of Welding Current Producing Transformer, Electronic Apparatus Receiving Control Signal From the Transformer, and Welding Current Audio and Visual Indicators Including Horns, Beepers, Lamps and Digital Readout Devices For the Purpose of Indicating Welding Current During Welding By Audio and Visual Means; Computer Monitors and Video Monitors
Electrical and Scientific Apparatus