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| Patents Granted on 1830-02-02 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,811X | Feb. 02, 1830 | Z. Allen | Machine for forming a nap on woolen cloth | cloth napping machines | |
| 5,812X | Feb. 02, 1830 | B. Morris | Lever press | lever presses | |
| 5,813X | Feb. 02, 1830 | C. Post, J.W. Post | Drilling rock | stone boring and drilling machines | |