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| Patents Granted on 1833-04-06 | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,512X | Apr. 06, 1833 | J.V. Buskark | Cutting, punching, and slitting iron | metal punching machines | |
| 7,513X | Apr. 06, 1833 | D.S. Delano | Currying and tempering knife | currying knives | |
| 7,514X | Apr. 06, 1833 | E. Reed | Canal Boat | boats and ships | |