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| Patents Granted on 1830-04-01 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,896X | Apr. 01, 1830 | C. Danforth | Throstle for spinning | spinner | |
| 5,897X | Apr. 01, 1830 | S. King | Manufacturing horse shoes | horseshoes | |
| 5,898X | Apr. 01, 1830 | W.C. Ross | Thrashing machine | threshers and thrashers | |
| 5,899X | Apr. 01, 1830 | T.M. Scott | Manufacturing dipped candles | candle making machinery | |
| 5,900X | Apr. 01, 1830 | A. Steele | Making woollen roping or slubbing | rope making machines | |