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| Patents Granted on 1831-10-15 | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,798X | Oct. 15, 1831 | J.S. Billings, B.J. Billings | Machine for Scraping Broom Corn | brushes or brooms | |
| 6,799X | Oct. 15, 1831 | C.F. Zimpel | Railroad car running on a single rail | ||