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| Patents Granted on 1851-02-25 | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,949 | Feb. 25, 1851 | J.D. Beers, I. Winslow | Planing-machine | wood planers | |
| 7,956 | Feb. 25, 1851 | A. Lane | Machinery for turning irregular forms | pattern lathes | |