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| Patents for Thomas W. Minter | |||||
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| Number | Date | Patentee | Title | Type | |
| 132,594 | Oct. 29, 1872 | T.W. Minter | Improvement in Engraving and Carving Machines | carving machines | |
| RE5,458 | Jun. 17, 1873 | T.W. Minter | Engraving and Carving Machines | metal engraving machines | |