US Patent: RE180
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| Mill for Grinding Bark
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Patentees:
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| Sidney A. Bantz (exact or similar names) - Frederick, MA |
| William Andrews (exact or similar names) - Frederick, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Oct. 15, 1850 |
| Reissue Information: |
| Reissue of 6,916 (Dec. 04, 1849) |
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Jeff Joslin
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