NASA NTRS · 19680031340
Welding skate with computerized torch angle and welding speed control.
Abstract
Welding skate with computerized torch angle and speed control maintained without mechanical, electromechanical or photoelectric transducers
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Wall, W. A.. 1967-01-01. Welding skate with computerized torch angle and welding speed control.. https://ntrs.nasa.gov/citations/19680031340
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