Welding positioners at Berwick, Pa, plant of American Car and Foundry Co permit application of automatic shielded arc welding to passenger car sections and enable all welds on freight and hopper cars to be made in downhand position.
Welding of railroad cars simplified by use of huge positioners
Machy (NY)
Machinery (New York) ; 55 , n 8
1949
4 pages
Illustrations
Aufsatz (Zeitschrift)
Englisch
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