| All Patents in class 123/51A |
Patents 1 -
15
of 23
      |
| Number | Date | Patentee | Title | Type |
| 179,782 | Jul. 11, 1876 | F.W. Gilles | Gas Engine | gas and gasoline engines |
| 213,539 | Mar. 25, 1879 | W. Hees, W. Wittig | Gas-Engine | gas and gasoline engines |
| 232,987 | Oct. 05, 1880 | C. Linford | Gas Engine | gas and gasoline engines |
| 336,505 | Feb. 16, 1886 | J. Atkinson | Gas Engine | gas and gasoline engines |
| 448,924 | Mar. 24, 1891 | O. Kosztovits | Gas Engine | gas and gasoline engines |
| 450,406 | Apr. 14, 1891 | J. Fielding | Gas Engine | gas and gasoline engines |
| 497,239 | May 09, 1893 | W.W. Grant | Gas Engine | gas and gasoline engines |
| 528,489 | Oct. 30, 1894 | J. Paterson | Gas Engine | gas and gasoline engines |
| 531,861 | Jan. 01, 1895 | C.M. Rhodes | Gas Engine | gas and gasoline engines |
| 532,555 | Jan. 15, 1895 | F. Hirsch | Gas Engine | gas and gasoline engines |
| 572,209 | Dec. 01, 1896 | E.E. Ludl | Explosive Engine | |
| 577,160 | Feb. 16, 1897 | W. Donaldson | Gas Motor | |
| 578,266 | Mar. 02, 1897 | W. Rowbottom | Oil, Gas, or Like Engine | ignition systems |
| 588,466 | Aug. 17, 1897 | A.G. Pace | Combustion Engine | internal combustion engines |
| RE11,775 | Sep. 26, 1899 | A.G. Pace | Combustion Engine | internal combustion engines |
