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| Patents for Louis F. Powell | |||||
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| Number | Date | Patentee | Title | Type | |
| 290,174 | Dec. 11, 1883 | T.L. Carley | Saw-frame for circular-saw mills | circular sawmills | |
| 290,531 | Dec. 18, 1883 | T.L. Carley, L.F. Powell, H.H. Boggs | Set-works for saw-mills | sawmill set works | |