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| All Patents in class 209/244 | |||||
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| Number | Date | Patentee | Title | Type | |
| 41,660 | Feb. 16, 1864 | S. Adams | Improvement in grain-separators | corn and grain separators | |
| 73,485 | Jan. 21, 1868 | S. Adams | Improvement in winnowing-mills | winnowing machines | |