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| Patents for Ira Tompkins | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 162,069 | Apr. 13, 1875 | W. Horton | Improvement in Vises | |
| 379,213 | Mar. 13, 1888 | I. Tompkins, A. Tompkins, E. Firth | Screw Tap | ||