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| Patents Granted on 1828-02-11 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,995X | Feb. 11, 1828 | W. Cummings (Commins) | Straw Cutting Machine | hay or straw cutters | |
| 4,996X | Feb. 11, 1828 | I. Jennings | High pressure steam engine | steam engines | |