| All Patents in class 123/88 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 377,962 | Feb. 14, 1888 | R.F. Smith | Gas Engine | gas and gasoline engines |
| 439,702 | Nov. 04, 1890 | H.A. Stuart | Petroleum Engine or Motor | |
| 452,520 | May 19, 1891 | A. Harding | Explosive Engine | ignition systems |
| 590,080 | Sep. 14, 1897 | J.S. Walch | Explosive Gas Engine | gas and gasoline engines |
| 626,275 | Jun. 06, 1899 | J. Froelich | Speed Regulator for Explosive Engines | internal combustion engine governors |
| 654,356 | Jul. 24, 1900 | J. Rambaud | Gas or Petroleum Motor | gas and gasoline engines |
| 661,078 | Nov. 06, 1900 | J.B. Roger | Vapor Engine | gas and gasoline engines |
| 816,047 | Mar. 27, 1906 | S. Byron, C.M. Smith | Valve Mechanism for Gas Engines | valves |
