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| All Patents in class 111/92 | |||||
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| Number | Date | Patentee | Title | Type | |
| 556,134 | Mar. 10, 1896 | C.N. Choate | Potato-planter | crop planters | |
| 578,508 | Mar. 09, 1897 | A.J. Colburn | Potato-planter | crop planters | |