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| Patents for William D. Sloan | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 16,936 | Mar. 31, 1857 | W.D. Sloan | Automatic lathe for turning irregular forms | |
 | 19,051 | Jan. 05, 1858 | W.D. Sloan | Turning-lathe | |
 | 276,541 | Apr. 24, 1883 | W.D. Sloan | Wire nail | |