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| Patents Granted on 1830-06-01 | |||||
| Number | Date | Patentee | Title | Type | |
| 6,012X | Jun. 01, 1830 | J. Brest, E. Gilmore | Manufacturing nails, Reed's horse-head machine | nail making machines | |
| 6,013X | Jun. 01, 1830 | J. Snyder | Boring and Withdrawing Auger | auger bits | |