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| Patents Granted on 1831-02-01 | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,359X | Feb. 01, 1831 | J. Anthony | Plough bar shear | plows | |
| 6,360X | Feb. 01, 1831 | S. Fahrney | Machine for cutting and stuffing sausage meat | sausage machines | |