| All Patents in class 123/188.2 |
Patents 16 -
30
of 48
      |
| Number | Date | Patentee | Title | Type |
| 478,651 | Jul. 12, 1892 | B. Stein | Gas and Petroleum Motor | gas and gasoline engines |
| 514,211 | Feb. 06, 1894 | B.H. Coffey | Gas Engine | internal combustion engines |
| 514,359 | Feb. 06, 1894 | W.W. Grant | Vapor Gas Engine | internal combustion engines |
| 514,996 | Feb. 20, 1894 | K.A. Jakobson | Gas Motor | internal combustion engines |
| 521,443 | Jun. 12, 1894 | S.D. Shepperd | Gas Engine | internal combustion engines |
| 532,098 | Jan. 08, 1895 | J. Robison | Gas, Oil or Vapor Engine | |
| 534,354 | Feb. 19, 1895 | G.J. Weber | Gas Engine | gas and gasoline engines |
| 536,090 | Mar. 19, 1895 | J. Kosakoff, V. List | Petroleum or Oil Engine | oil engines |
| 550,785 | Dec. 03, 1895 | J.E. Friend | Hydrocarbon Motor | |
| 555,717 | Mar. 03, 1896 | C.J. Weinman, E.E. Euchenhofer | Gas-engine | |
| 571,495 | Nov. 17, 1896 | F.C. Olin | Gas Engine | gas and gasoline engines |
| 571,498 | Nov. 17, 1896 | E. Rappe | Gas Engine | gas and gasoline engines |
| 574,670 | Jan. 05, 1897 | W.L. Crouch | Gas Engine | gas and gasoline engines |
| 575,502 | Jan. 19, 1897 | W.L. Crouch | Gas Engine | gas and gasoline engines |
| 593,034 | Nov. 02, 1897 | F.W. Spacke | Gas Engine | gas and gasoline engines |
