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| All Patents in class 406/167 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 566,841 | Sep. 01, 1896 | F.B. Charroin | Pneumatic Stacker | ||
| 571,898 | Nov. 24, 1896 | W.W. Dingee | Pneumatic Stacker | ||
| 612,213 | Oct. 11, 1898 | H.C. Clay, J.N. Kailor, M.T. Reeves | Pneumatic Stacker | ||
| 765,403 | Jul. 19, 1904 | F.C. Stuckel | Means for Shifting the Tubes of Pneumatic Straw Stackers or Other Purposes | ||