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| Patents Granted on 1834-04-11 | |||||
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| Number | Date | Patentee | Title | Type | |
| 8,140X | Apr. 11, 1834 | W.R. Collier | Printing press | printing presses | |
| 8,141X | Apr. 11, 1834 | J.B. Holmes | Steering vessels | ||
| 8,142X | Apr. 11, 1834 | T. Whitson | Cooking stove | stoves | |