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| Patents for D. J. Powers | |||||
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| Number | Date | Patentee | Title | Type | |
| 96,283 | Oct. 26, 1869 | D.J. Powers, H.B. Stevens | Cane Mill | sugar cane apparatus | |
| 136,157 | Feb. 25, 1873 | H.L. Hall | Hand Corn Huskers | corn huskers | |