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| Patents Granted on 1830-11-06 | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,230X | Nov. 06, 1830 | W. Annesley | Mode of uniting timber for domes, bridges, etc. | ||
| 6,231X | Nov. 06, 1830 | W. Annesley | Building vessels | ||
| 6,232X | Nov. 06, 1830 | J. Kinsey, J. Darrah | Thrashing and hulling clover seed | threshers and thrashers | |
| 6,233X | Nov. 06, 1830 | G. Lowell | Washing machine | ||