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| Patents Granted on 1834-10-04 | |||||
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| Number | Date | Patentee | Title | Type | |
| 8,430X | Oct. 04, 1834 | A. Addis | Chutes for Dams | dams and weirs | |
| 8,431X | Oct. 04, 1834 | B. Elliott | Alternate motion machine for propelling machinery | ||
| 8,432X | Oct. 04, 1834 | W.G. Johnston | Horse Power, Inclined Plane | animal powered apparatus | |