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| All Patents in class 415/159 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 54,792 | May 15, 1866 | C.C. Stillman | Water-wheel | |
 | 118,307 | Aug. 22, 1871 | P.H. Wait | Water Wheel | |
| 134,520 | Jan. 07, 1873 | G. Cox | Water-Wheels | ||
| 158,147 | Dec. 22, 1874 | S.T. Teachout | Turbine Water-Wheels | ||
| 554,291 | Feb. 11, 1896 | J.B. McCormick, Jr. | Turbine Water Wheel | ||
| 649,014 | May 08, 1900 | E.C. Terry | Steam Turbine | ||
| 1,977,036 | Oct. 16, 1934 | G.A. Biggs | Hydraulic Turbine | ||