| All Patents in class 123/143R | 
| Patents 1 - 
					15
					of 17 
       | 
| Number | Date | Patentee | Title | Type | 
| 222,569 | Dec. 16, 1879 | F. Bürger | Gas-Engine | gas and gasoline engines | 
| 291,102 | Jan. 01, 1884 | J. Spiel | Gas Motor | gas and gasoline engines | 
| 292,894 | Feb. 05, 1884 | J. Charter | Gas Engine | gas and gasoline engines | 
| 302,045 | Jul. 15, 1884 | J. Spiel | Gas Engine | gas and gasoline engines | 
| 313,922 | Mar. 17, 1885 | G. Daimler | Gas Engine | ignition systems | 
| 364,205 | Jun. 07, 1887 | T. Backeljau | Automatic Gas Motor | gas and gasoline engines | 
| 418,821 | Jan. 07, 1890 | J.D. Smith | Gas Engine | gas and gasoline engines | 
| 432,114 | Jul. 15, 1890 | G.B. Brayton | Gas and Air Engine | internal combustion engines | 
| 432,260 | Jul. 15, 1890 | G.B. Brayton | Hydrocarbon Engine |  | 
| 571,534 | Nov. 17, 1896 | G.W. Lewis | Gas Engine | gas and gasoline engines | 
| 599,653 | Feb. 22, 1898 | R.B. Hain | Multiple Cylinder Vapor Engine | gas and gasoline engines | 
| 650,549 | May 29, 1900 | F.W. Toedt | Gas Engine | gas and gasoline engines | 
| 664,661 | Dec. 25, 1900 | F. Giusti, G. Miari | Incandescent Igniting Device for Explosion-Engines | ignition systems | 
| 681,162 | Aug. 20, 1901 | A.C. Wolfe | Gas or Other Explosive Engine | gas and gasoline engines | 
| 1,079,878 | Nov. 25, 1913 | W.O. Platt, J. Reid | Vaporizer and Igniter for Internal Combustion Engines | ignition systems |