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| Patents Granted on 1800-04-10 | |||||
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| Number | Date | Patentee | Title | Type | |
| 282X | Apr. 10, 1800 | W. Hottensteen | Coach Collars | carriage maker | |
| 283X | Apr. 10, 1800 | P. Walker | Stop Cock | water valves | |
| 284X | Apr. 10, 1800 | D. Howard | Manufacturing of Boots and Shoes | manufacturing boots and shoes | |