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| Patents Granted on 1822-08-27 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,577X | Aug. 27, 1822 | W. Cumberland | Bleaching unrotted flax and hemp | ||
| 3,578X | Aug. 27, 1822 | A. Null | Saddle trees and in making | ||