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Patents for W. C. Duvall | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 276,262 | Apr. 24, 1883 | G.W. McKim | Stave-cutter | |
![]() | 358,779 | Mar. 01, 1887 | N.B. Jones | Leather Cutter | |
![]() | 674,144 | May 14, 1901 | A. Weed | Machine for cutting files |