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| Patents Granted on 1831-09-05 | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,748X | Sep. 05, 1831 | A. Barnes | Manufacturing coarse salt | ||
| 6,749X | Sep. 05, 1831 | W. Graham | Excavating canals, ditches, etc. | excavators | |
| 6,750X | Sep. 05, 1831 | W. Scattergood, J. Warrington | Pessary | ||