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| Patents Granted on 1815-05-23 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,315X | May 23, 1815 | W. Atchison | Open backed spring box boot | ||
| 2,316X | May 23, 1815 | T. Puffer | Pressing machine | ||
| 2,317X | May 23, 1815 | S. Smith | Making whiskey | ||