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| Patents Granted on 1831-02-16 | |||||
| Number | Date | Patentee | Title | Type | |
| 6,383X | Feb. 16, 1831 | D.S. Howard | Overshot bucket wheel for hydraulic works | ||
| 6,384X | Feb. 16, 1831 | C. Otis | Distilling apparatus | distilling apparatus | |