US Patent: 28,157
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Making Metal Tools
Rolling The Shanks and Bars of Screw-Wrenches
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Patentees:
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| Loring Coes (exact or similar names) - Worcester, MA |
| Aury Gates Coes (exact or similar names) - Worcester, MA |
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Patent Dates:
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| Granted: |
May 08, 1860 |
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Patent Pictures:
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L. & A.G. Coes -- Making Metal Tools -- Pat. May 8, 1860 |
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Stan Schulz
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Description: |
| The patent is the shape of rolls designed to shape the main bar of Coes wrenches, and a guide bar associated with the rolls to insure positioning of the work piece. |
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