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| Patents Granted on 1828-12-10 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,305X | Dec. 10, 1828 | E. Blodget | Washing machine | washing machines | |
| 5,306X | Dec. 10, 1828 | W. Howard | Improved locomotive carriages for railroads | ||