| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 415/90 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 640,237 | Jan. 02, 1900 | J. Straszer | Rotary Gas Engine | gas and gasoline engines | |
| 1,031,834 | Jul. 09, 1912 | B. Brazelle | Fluid-pressure engine | rotary steam engines | |
| 1,061,142 | May 06, 1913 | N. Tesla | Fluid propulsion | ||
| 1,061,206 | May 06, 1913 | N. Tesla | Turbine | ||