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| Patents Granted on 1823-07-23 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,731X | Jul. 23, 1823 | H. Weston | Pin machine | pin and needle making machinery | |
| 3,732X | Jul. 23, 1823 | C. Lawrence | Making hay or dung forks | hay or straw forks | |