| All Patents in class 123/182.1 |
Patents 31 -
40
of 40
      |
| Number | Date | Patentee | Title | Type |
| 656,020 | Aug. 14, 1900 | C. Hautier | Gas Engine | gas and gasoline engines |
| 658,595 | Sep. 25, 1900 | W.E. Simpson | Internal-Combustion Motor | internal combustion engines |
| 662,730 | Nov. 27, 1900 | A.A. Lazier | Governor for Gas Engines | internal combustion engine governors |
| 816,047 | Mar. 27, 1906 | S. Byron, C.M. Smith | Valve Mechanism for Gas Engines | valves |
| 821,546 | May 22, 1906 | H.E. Smallbone | Multiple Cylinder Engine | axial internal combustion engines |
| 827,810 | Aug. 07, 1906 | P. Mohrdieck | Two cylinder gas engine | gas and gasoline engines |
| 1,108,265 | Aug. 25, 1914 | W. Spacke, D.T. Brownlee, F.W. Spacke | Internal Combustion Engine | internal combustion engines |
| 1,134,967 | Apr. 06, 1915 | J.D. Lowe, F.W. Spacke, D.T. Brownlee | Compression Space Annex for Internal Combustion Engine | valve gear |
| 1,283,780 | Nov. 05, 1918 | R.M. Hvid | Compression Release | oil engines |
| 1,437,738 | Dec. 05, 1922 | C.E. Sargent | Engine | oil engines |
