| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 418/219 | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
| 22,955 | Feb. 15, 1859 | S. Huse | Rotary Steam Engine | ||
 | 894,391 | Jul. 28, 1908 | J.W. von Pittler | Rotary engine | |
| 905,476 | Dec. 01, 1908 | E.W. Gragert, F. Stoehr | Rotary Engine | ||
| 2,431,122 | Nov. 18, 1947 | H.S. Jakobsen | Variable Volume Hydraulic Pump of the Axially Oscillating Vane Type | ||