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| Patents for William J. Smith | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 271,934 | Feb. 06, 1883 | W.J. Smith | Barrel-head cutter | |
| 473,027 | Apr. 19, 1892 | W.J. Smith | Machine for Boring and Shaping | ||
| 485,233 | Nov. 01, 1892 | W.J. Smith | Machine for Boring Non Circular Holes | ||
 | 572,934 | Dec. 08, 1896 | W.J. Smith | Die Head for Screw Cutting | |
| 630,998 | Aug. 15, 1899 | W.J. Smith | Milling Tool | ||
 | 686,424 | Nov. 12, 1901 | W.J. Smith | Screwdriver Kit | |
 | 1,661,016 | Feb. 28, 1928 | W.J. Smith | Hydraulic Operating Means | |