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| Patents Granted on 1819-03-18 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,085X | Mar. 18, 1819 | J. Caze | Improvement in distilling | ||
| 3,086X | Mar. 18, 1819 | H. Watkins | Winnowing machine | winnowing machines | |