| All Patents in class 261/40 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 423,214 | Mar. 11, 1890 | E. Butler | Hydrocarbon Motor | |
| 504,723 | Sep. 12, 1893 | A. Gray | Hydrocarbon Engine | |
| 568,017 | Sep. 22, 1896 | H.C. Cundall, W.D. Cundall, R.D. Cundall, J.S. Cundall | Oil and Gas Motor Engine | gas and gasoline engines |
| 616,974 | Jan. 03, 1899 | C.C. Riotte | Gas Engine | gas and gasoline engines |
| 627,219 | Jun. 20, 1899 | E.J. Woolf | Air and Gas Engine | gas and gasoline engines |
| 924,673 | Jun. 15, 1909 | J.B. Knickerbocker | Carbureter | carburetors |
| 1,212,478 | Jan. 16, 1917 | E.J. Hall | Carburetor | carburetors |
| 1,273,845 | Jul. 30, 1918 | O.C. Funderburk | Carbureter | carburetors |
