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| Patents Granted on 1833-04-05 | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,509X | Apr. 05, 1833 | J. Barron | Constructing vessels | ||
| 7,510X | Apr. 05, 1833 | S.E. Donnel | Corn shelling machine | corn shellers | |
| 7,511X | Apr. 05, 1833 | H. Peachey | Construction and action of the mould board plough | plows | |