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| Patents Granted on 1830-10-06 | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,179X | Oct. 06, 1830 | B. Culver | Vibrating machine for separating flour | miller | |
| 6,180X | Oct. 06, 1830 | J. Ives, J. Walters | Springs of carriages and attaching carriage bodies to them | ||
| 6,181X | Oct. 06, 1830 | W. Prim | Saw and grist mill | sawmills | |