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| Patents Granted on 1828-08-28 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,208X | Aug. 28, 1828 | J.J. Cohen | Constructing and drawing lotteries | ||
| 5,209X | Aug. 28, 1828 | A.H. Robbins, L. Robbins, Jr. | Seed planter | ||