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| Patents Granted on 1806-02-14 | |||||
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| Number | Date | Patentee | Title | Type | |
| 660X | Feb. 14, 1806 | M. Morrison | Machine for Picking Oakum | plumber | |
| 661X | Feb. 14, 1806 | G. Richards | Machine for making dough | ||
| 662X | Feb. 14, 1806 | T. Burr | Bridges | truss bridges | |