| All Patents in class 123/334 |
Patents 1 -
15
of 21
      |
| Number | Date | Patentee | Title | Type |
| 426,736 | Apr. 29, 1890 | J.J. Pearson | Method of Operating Gas Engines | gas and gasoline engines |
| 428,858 | May 27, 1890 | J. Kunze, J.J. Pearson | Igniter for Gas Engines | ignition systems |
| 437,508 | Sep. 30, 1890 | N.A. Otto | Gas or Motor Engine | |
| 465,480 | Dec. 22, 1891 | F.W. Lanchester | Gas Motor Engine | gas and gasoline engines |
| 505,767 | Sep. 26, 1893 | P.H. Irgens | Gas or Petroleum Engine | |
| 534,163 | Feb. 12, 1895 | J.W. Lambert | Gas-engine | gas and gasoline engines |
| 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 | internal combustion engine valves |
| 634,509 | Oct. 10, 1899 | T.J. Sturtevant | Gas Engine | gas and gasoline engines |
| 641,659 | Jan. 16, 1900 | G.A. Tuerk | Explosive Engine | gas and gasoline engines |
| 657,760 | Sep. 11, 1900 | I.H. Davis | Electric Igniter for Explosive-Engines | ignition systems |
| 692,082 | Jan. 28, 1902 | A. Sonander | Governor for Gas Engines | internal combustion engine governors |
| 698,405 | Apr. 22, 1902 | J.W. Lambert | Speed Regulator for Explosive Engines | ignition systems |
| 710,647 | Oct. 07, 1902 | L.W. Witry | Speed-regulator for explosive-engines | gas and gasoline engines |
