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| All Patents in class 406/140 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 676,483 | Jun. 18, 1901 | E.A. Wright | Pneumatic Straw Stacker | ||
| 751,619 | Feb. 09, 1904 | W.W. Dingee | Threshing Machine | ||
 | 758,606 | Apr. 26, 1904 | J.A. Walsh, E. Bretney | Pneumatic straw-stacker | |