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| Patents for T. Newhall Jr. | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,666X | Sep. 07, 1816 | T. Newhall, Jr. | Machine for cutting and heading nails | nail making machines | |
| 2,714X | Dec. 26, 1816 | T. Newhall, Jr. | Double ruling machine | ruling machines | |