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| Patents for M. Hughes | |||||
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| Number | Date | Patentee | Title | Type | |
| 23,734 | Apr. 19, 1859 | W.L. Williams | Machine for splitting fire-wood | firewood machines | |
| 30,668 | Nov. 20, 1860 | S.W. Collins | Improvement in the Manufacture of Edge-Tools | axes | |