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

Robotic Programmable Welding Units for Use in Control of the Arc Position During Welding Operations

Ophthalmic medical imaging apparatus; software for use in data acquisition, signal processing and report generation sold as a component of an ophthalmic medical imaging apparatus