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| All Patents in class 415/96 | |||||
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| Number | Date | Patentee | Title | Type | |
| 940,257 | Nov. 16, 1909 | C.V. Kerr | Centrifugal Pump | rotary pumps | |
| 1,061,856 | May 13, 1913 | W.J. London | Elastic Fluid Turbine | steam turbines | |