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| All Patents in class 417/187 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 75,059 | Mar. 03, 1868 | W. Sellers | Injector for Feeding Boilers | |
 | 285,171 | Sep. 18, 1883 | J. Gresham, E.G. Sheward | Injector or Ejector | |
| 301,004 | Jun. 24, 1884 | J. Reichmann | Injector | ||
| 332,002 | Dec. 08, 1885 | J. Reichmann | Injector | ||
| 554,401 | Feb. 11, 1896 | T.J. Sweeney | Injector | ||
| 1,109,682 | Sep. 08, 1914 | L. Kassander | Jet Pump Apparatus | ||