| All Patents in class 123/71V |
Patents 1 -
15
of 19
      |
| Number | Date | Patentee | Title | Type |
| 291,065 | Jan. 01, 1884 | H.S. Maxim | Gas Motor | gas and gasoline engines |
| 295,784 | Mar. 25, 1884 | H.S. Maxim | Gas Engine | gas and gasoline engines |
| 297,329 | Apr. 22, 1884 | S.L. Wiegand | Gas Engine | gas and gasoline engines |
| 359,920 | Mar. 22, 1887 | L.T. Cornell | Gas Engine | gas and gasoline engines |
| 383,775 | May 29, 1888 | C. Sintz | Gas Engine | gas and gasoline engines |
| 406,263 | Jul. 02, 1889 | L.T. Cornell | Gas Engine | gas and gasoline engines |
| 545,709 | Sep. 03, 1895 | F.S. Mead | Gas Engine | gas and gasoline engines |
| 548,772 | Oct. 29, 1895 | J.R. Bridges | Explosive Gas Engine | gas and gasoline engines |
| 550,785 | Dec. 03, 1895 | J.E. Friend | Hydrocarbon Motor | |
| 560,920 | May 26, 1896 | H.L. Parker | Gas Engine | gas and gasoline engines |
| 581,683 | Apr. 27, 1897 | W.O. Worth | Gas Engine | gas and gasoline engines |
| 582,073 | May 04, 1897 | F.S. Mead | Gas or Oil Engine | oil engines |
| 585,434 | Jun. 29, 1897 | W.E. Gibbon | Explosive Engine | internal combustion engines |
| 599,375 | Feb. 22, 1898 | W.E. White | Gas Engine | gas and gasoline engines |
| 620,941 | Mar. 14, 1899 | G.W. Lewis | Explosive Engine | gas and gasoline engines |
