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| All Patents in class 415/125 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,107X | May 09, 1828 | J. Bell | Water wheels with moveable paddles for streams without dams | water wheels | |
| 5,350 | Oct. 30, 1847 | J.M. Abels | Water Wheel | water wheels | |
| 55,685 | Jun. 19, 1866 | T.W. Mahler | Water Wheel | turbine water wheels | |
| 423,935 | Mar. 25, 1890 | C. Le Duc | Water Wheel | water wheels | |
| 585,601 | Jun. 29, 1897 | H.B. Steele | Gas Engine | gas and gasoline engines | |