| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 123/223 | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
| 249,214 | Nov. 08, 1881 | W.H. Wigmore | Combined Gas, Air and Steam Rotary Engine | ||
| 260,513 | Jul. 04, 1882 | W.H. Wigmore | Gas Motor Engine | ||
| 424,000 | Mar. 25, 1890 | G.E. Hibbard | Rotary Gas Engine | ||
| 460,241 | Sep. 29, 1891 | V. Loutsky | Gas Motor | ||
| 623,361 | Apr. 18, 1899 | J.H. Frew | Oscillating Gas or Steam Engine | ||
| 660,129 | Oct. 23, 1900 | P.H. Standish | Rotary Explosive-Motor | ||