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| Patents for Peter F. Hughes | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 94,503 | Sep. 07, 1869 | W.T. Nicholson | Improvement in Rasps | |
 | 125,166 | Apr. 02, 1872 | G.B. Brayton | Improvement in Gas Engines | |
| 1,227,145 | May 22, 1917 | P.F. Hughes | Sugar Cane Mill | ||