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| All Patents in class 209/154 | |||||
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| Number | Date | Patentee | Title | Type | |
| 393,411 | Nov. 27, 1888 | P. Sheridan | Grain Separator | corn and grain separators | |
| 447,043 | Feb. 24, 1891 | G. Frick | Thrashing-machine | threshers and thrashers | |
| 531,517 | Dec. 25, 1894 | E.R. Draver | Dust-collector | ||
| 1,296,903 | Mar. 11, 1919 | A.D. Baker | Grain-Saving Device for Threshing-Machines | threshers and thrashers | |
| 2,624,460 | Jan. 06, 1953 | G.A. Parten | Gas separator for grinding mills | corn and grain separators | |