US Patent: 2,091X
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| Comb cutting machine
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Patentee:
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| Joseph Heartwell Derby (exact or similar names) - Leominster, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Mar. 26, 1814 |
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Jeff Joslin
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Description: |
| This patent's drawing and specification were restored after the 1836 fire at the Patent Office. |
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