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| Patents for Dumont A. Shepardson | |||||
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| Number | Date | Patentee | Title | Type | |
| 295,173 | Mar. 18, 1884 | W.E. Hill | Lath-sawing machine | lath making machines | |
| 306,399 | Oct. 14, 1884 | W.E. Hill, M.J. Lyons | Log-loader | sawmill log handling | |