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| Patents Granted on 1802-11-?? | |||||
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| Number | Date | Patentee | Title | Type | |
| 403X | Nov. 29, 1802 | A.W. Chickering | Splitting Skins | splitting and shearing machinery | |
| 404X | Nov. 29, 1802 | B. Gorton | Improvement in Extracting Neutral Salts From Alkaline | manufacturing salt | |