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| All Patents in class 416/192 | |||||
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| Number | Date | Patentee | Title | Type | |
| 835,471 | Nov. 06, 1906 | M. Rotter | Steam-turbine | rotary steam engines | |
| 1,989,966 | Feb. 05, 1935 | G.A. Biggs | Hydraulic Turbine | turbine water wheels | |