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| Patents Granted on 1830-06-04 | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,016X | Jun. 04, 1830 | E. Baker | Revolving cotton whipper | cotton whippers | |
| 6,017X | Jun. 04, 1830 | D. Flagg, Jr. | Thrashing machine | threshers and thrashers | |