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| Patents Granted on 1841-04-24 | |||||
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| Number | Date | Patentee | Title | Type | |
| AI42 | Apr. 24, 1841 | D. Newhall | Cankerworm destroyer | ||
| 2,067 | Apr. 24, 1841 | Z. Rice | Machine for Cleaning and Winnowing Grain | ||