| All Patents in class 123/146 |
Patents 31 -
45
of 53
      |
| Number | Date | Patentee | Title | Type |
| 487,313 | Dec. 06, 1892 | D.S. Covert, S. Withers | Gas Engine | gas and gasoline engines |
| 490,006 | Jan. 17, 1893 | H. Williams | Gas or Similar Motor Engine | |
| 498,476 | May 30, 1893 | S. Lawson | Gas Engine | ignition systems |
| 501,881 | Jul. 18, 1893 | C. Gaume, Administratrix, C.J. Gaume, deceased (Estate of) | Gas Engine | gas and gasoline engines |
| 509,981 | Dec. 05, 1893 | C.B. Wattles | Gas Motor Engine | |
| 511,535 | Dec. 26, 1893 | G.W. Lewis | Gas Engine | gas and gasoline engines |
| 518,717 | Apr. 24, 1894 | F. Hirsch | Igniter for Gas Engines | ignition systems |
| 526,369 | Sep. 25, 1894 | A.R. Bellamy, H.H. Andrew | Gas, Oil or Similar Motor Engine | ignition systems |
| 530,237 | Dec. 04, 1894 | J.T. Paul, T.H. Paul | Gas Engine | gas and gasoline engines |
| 532,865 | Jan. 22, 1895 | A.W. Brown | Vapor Engine | |
| 534,354 | Feb. 19, 1895 | G.J. Weber | Gas Engine | gas and gasoline engines |
| 542,972 | Jul. 16, 1895 | J. Bryan | Gas Engine | internal combustion engines |
| 566,300 | Aug. 25, 1896 | H. Ebbs | Igniting Device for Gas, Petroleum or Other Engines | ignition systems |
| 583,399 | May 25, 1897 | G.W. Lewis | Gas or Oil Vapor Engine | internal combustion engines |
| 584,960 | Jun. 22, 1897 | C. Quast | Explosive Engine | gas and gasoline engines |
