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| All Patents in class 460/100 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 30,932 | Dec. 18, 1860 | F.W. Robinson | Improvement in grain-separators | |
| 402,893 | May 07, 1889 | C.H. Bidwell | Bean Thrashing Machine | ||
 | 447,043 | Feb. 24, 1891 | G. Frick | Thrashing-machine | |
| 1,357,275 | Nov. 02, 1920 | H.C. Clay | Separator | ||