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| Patents Granted on 1830-10-16 | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,194X | Oct. 16, 1830 | W.H. Branard, C.B. Bulkley | Washing machine | washing machines | |
| 6,195X | Oct. 16, 1830 | E. Griswold | Grist mill | grist mills | |
| 6,196X | Oct. 16, 1830 | I. Jennings | Application of light to lamps, with or without wicks | ||
| 6,197X | Oct. 16, 1830 | A. Krauss, J. Krauss | Plaster, lime, etc. | plasterer | |