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| Patents Granted on 1826-04-08 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,386X | Apr. 08, 1826 | H. Frisbee, D. Gleason | Jointing and matching boards | jointers | |
| 4,387X | Apr. 08, 1826 | R.W. Oliphant, S. Town | Power wheel for pumping vessels | pumps | |