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| Patents Granted on 1826-05-06 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,424X | May 06, 1826 | D. Watson | Machine for moulding bricks | brick maker | |
| 4,425X | May 06, 1826 | E. Baldwin | Railway with a lift of 16 feet | elevators and lifts | |