US Patent: 12,073
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| Ratan-machine
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Patentee:
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| Sylvanus Sawyer (exact or similar names) - Fitchburg, MA |
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Patent Dates:
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| Granted: |
Dec. 12, 1854 |
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Jeff Joslin
Vintage Machinery entry for Sylvanus Sawyer
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Description: |
| The 1868-09-30 issue of Scientific American carries a notice from the Commissioner of Patent, Elisha Foote, that Sylvanus Sawyer had petitioned to have this patent extended. The 1869-01-30 issue had a notice that the extension had been granted to both this and to Sawyer's patent 8,178. |
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