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| Patents Granted on 1817-08-22 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,830X | Aug. 22, 1817 | R.B. Richardson | Japanned bellows | fireplace tools | |
| 2,831X | Aug. 22, 1817 | J. Kendan | Bleaching cotton and linen yarn | ||