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| Patents Granted on 1850-12-17 | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,832 | Dec. 17, 1850 | O. Child | Mill for sawing with circular saws | circular sawmills | |
| 7,836 | Dec. 17, 1850 | J.F. Flanders | Machinery for Cutting and Binding Sheet Metal | sheet metal | |
| 7,838 | Dec. 17, 1850 | S.H. Gilman | Expansion-Gear for Horizontal Engines | steam engine valve gear | |