US Patent: AI1
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| Sediment Receiver for Steam Boilers
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Patentee:
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| John Kirkpatrick (exact or similar names) - Baltimore, MD |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Oct. 06, 1837 |
| Reissue Information: |
| Reissue of 8,849X (May 29, 1835) |
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Joel Havens
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Description: |
| AI (Additional Improvements) patents were issued between 1836 and 1861 and only 318 were ever issued.
This patent is an Additional Improvement of patent #8,849X. |
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