US Patent: 1,180,326
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| Process of casting steel articles
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Patentee:
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| Carl E. Shields (exact or similar names) - Rock Island, IL |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 15, 1911 |
| Granted: |
Apr. 25, 1916 |
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Jeff Joslin
Vintage Machinery entry for Rock Island Mfg. Co.
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Description: |
| This patent gives an improved process for casting vises with a steel jaw-face welded to the body, wherein all the molten iron flows over the jaw face to ensure that the steel is sufficiently heated to fully weld to the cast iron. |
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