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| Patents Granted on 1823-09-11 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,750X | Sep. 11, 1823 | J. Clark | Forcing and suction pump | pumps | |
| 3,751X | Sep. 11, 1823 | G.J. Fougeray | Stove for burning stone coal | stoves | |