US Patent: 1,820X
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Obtaining extracts from barks
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Patentee:
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William Greene Fessenden (exact or similar names) - Walpole, NH |
USPTO Classifications: |
1/1 |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Granted: |
Oct. 20, 1812 |
Patent Pictures:
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Image of patent letter, from an auction of the original. |
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Jeff Joslin
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Description: |
Only the patent specification survives; the drawing is missing. |
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