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| Patents Granted on 1846-12-__ | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,868 | Dec. 03, 1846 | P.H. Watson | Machinery for Cutting Screws | screw machines | |
| 4,869 | Dec. 03, 1846 | P. Estes | Machinery for chamfering, crozing, and howeling casks | cooper | |
| 4,876 | Dec. 09, 1846 | T.A. Chandler | Mortising and tenoning machine | mortising machines | |
| 4,877 | Dec. 09, 1846 | H. Baker | Improvement in apparatus for jointing staves | barrel making machines | |
| 4,906 | Dec. 23, 1846 | H. Augur | Improvement in machines for carving | carving machines | |