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| Patents Granted on 1833-04-17 | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,541X | Apr. 17, 1833 | P. Paullin | Cast iron hubs | wheelwright | |
| 7,542X | Apr. 17, 1833 | T.H. Powers | Lime kiln | kilns | |
| 7,543X | Apr. 17, 1833 | J. Trask, A. Seabury, W. Young | Bark mill | bark processing machines | |