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| Patents for Nathaniel Hill | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 108,544 | Oct. 18, 1870 | J.H. Williams | Improvement in tire-setting machines | |
 | 157,438 | Dec. 08, 1874 | C. Bridges | Improvement in Block-Planes | |
 | 164,367 | Jun. 15, 1875 | O.S. Eldridge, R.H. Eldridge | Improvement in machines for making pins and dowels | |