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| Patents Granted on 1801-06-09 | |||||
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| Number | Date | Patentee | Title | Type | |
| 327X | Jun. 09, 1801 | S. Thayer | Impellent pump | centrifugal pumps | |
| 328X | Jun. 09, 1801 | J. Reed | Nails Milled Out of Heated Rods | nail making machines | |