| All Patents in class 123/334 |
Patents 1 -
10
of 22
      |
| Picture | Number | Date | Patentee | Title |
| | 426,736 | Apr. 29, 1890 | J.J. Pearson | Method of Operating Gas Engines |
| | 428,858 | May 27, 1890 | J. Kunze, J.J. Pearson | Igniter for Gas Engines |
| | 437,508 | Sep. 30, 1890 | N.A. Otto | Gas or Motor Engine |
| | 465,480 | Dec. 22, 1891 | F.W. Lanchester | Gas Motor Engine |
| | 505,767 | Sep. 26, 1893 | P.H. Irgens | Gas or Petroleum Engine |
| | 534,163 | Feb. 12, 1895 | J.W. Lambert | Gas-engine |
| | 560,016 | May 12, 1896 | G. Alderson | Explosive Engine |
| | 573,628 | Dec. 22, 1896 | G.S. Tiffany | Gas or Vapor Engine |
| | 584,622 | Jun. 15, 1897 | J.O. Brown | Gas Engine |
| | 634,509 | Oct. 10, 1899 | T.J. Sturtevant | Gas Engine |
