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| Patents Granted on 1849-07-10 | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,583 | Jul. 10, 1849 | T.A. Chandler | Grinding Mill | miller | |
| 6,589 | Jul. 10, 1849 | R. Porter | Arrangement and method of working the valves of auxiliary engines for feeding boilers | solid fuel stokers | |