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| Patents Granted on 1834-09-09 | |||||
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| Number | Date | Patentee | Title | Type | |
| 8,399X | Sep. 09, 1834 | I. Clowes | Friction rollers for machinery | ||
| 8,400X | Sep. 09, 1834 | J. Penman | Circular saw mills | circular sawmills | |