| All Patents in class 123/41.53 |
Patents 1 -
10
of 10
      |
| Picture | Number | Date | Patentee | Title |
| | 325,379 | Sep. 01, 1885 | C.W. Baldwin | Gas Engine |
 | 570,500 | Nov. 03, 1896 | E. Prouty | Gasolene or Vapor Engine |
| | 1,008,789 | Nov. 14, 1911 | I. Crabb | Cylinder and Water Jacket for Intenal Combustion Engines |
 | 1,082,656 | Dec. 30, 1913 | L.F. Secord, B. Orr | Internal-combustion engines |
| | 1,257,469 | Feb. 26, 1918 | A.Y. Edwards | Gas Engine |
 | 1,263,367 | Apr. 23, 1918 | M. Bomberger | Explosive-Engine |
| | 1,285,265 | Nov. 19, 1918 | C.I. Longnecker | Combustion-engine |
 | 1,503,640 | Aug. 05, 1924 | H.L. Allen, C.E. Curtiss | Internal Combustion Engine |
| | 1,577,371 | Mar. 16, 1926 | J.A. Secor | Exhaust Nozzle and Assembly |
 | 1,620,917 | Mar. 15, 1927 | C.W. Pendock | Internal-Combustion engine |
