Electric heating – Metal heating – By arc
Patent
1982-04-26
1985-01-22
Shaw, Clifford C.
Electric heating
Metal heating
By arc
21912422, B23K 912
Patent
active
044954000
ABSTRACT:
This invention relates to automatic welding of confronting edges of two bodies between which is a groove to be filled with filler material and, more particularly, to conditioning, processing and use of control signals for automatic operation.
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Crutcher Resources Corporation
Shaw Clifford C.
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