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| Patents for Warren Shumard | |||||
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| Number | Date | Patentee | Title | Type | |
| 63,658 | Apr. 09, 1867 | W. Shumard, A. Lyon, J.N. Robbins | Improvement in sawmills | scrollsaws | |
| 77,825 | May 12, 1868 | J.N. Robbins, W. Shumard, A. Lyon | Improvement in saw-set | saw sets | |