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| Patents for Silas D. Wright | |||||
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| Number | Date | Patentee | Title | Type | |
| 861,714 | Jul. 30, 1907 | H.C. Dudgeon | Hydraulic jack | hydraulic jacks | |
| 876,920 | Jan. 14, 1908 | J. Weeks | Hydraulic jack, punch, and similar machine | hydraulic jacks | |