US Patent: 1,917,531
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| Electric Arc Welding Apparatus
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Patentee:
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| James F. Lincoln (exact or similar names) - East Cleveland, OH |
| USPTO Classifications: |
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192/48.1, 279/102, 279/24, 279/74, 279/75, 279/82, 313/149, 313/153, 313/36, 314/22, 314/29, 314/41, 314/81, 403/290, 403/326, 74/355
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| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Sep. 09, 1931 |
| Granted: |
Jul. 11, 1933 |
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Joel Havens
"Vintage Machinery" entry for Lincoln Electric Co.
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