US Patent: 7,822X
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| Mortising machine
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Patentee:
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| Henry Mellish (exact or similar names) - Walpole, NH |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Nov. 19, 1833 |
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Jeff Joslin
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Description: |
| This patent's drawing and specification were restored after the 1836 Patent Office fire. |
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