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| All Patents in class 209/419 | |||||
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| Number | Date | Patentee | Title | Type | |
| 31,575 | Feb. 26, 1861 | A.H. Knapp | Coal Sifter and Shovel | coal lifters | |
| 255,254 | Mar. 21, 1882 | G. Claflin | Scoop and Fork | potato forks | |
| 543,710 | Jul. 30, 1895 | M.L. Tate | Coal Shovel | shovels | |
| 591,691 | Oct. 12, 1897 | W.A. Reddick | Potato Scoop | potato forks | |