| All Patents in class 123/41.78 |
Patents 1 -
8
of 8
      |
| Picture | Number | Date | Patentee | Title |
| | 544,586 | Aug. 13, 1895 | F.S. Mead | Gas or Oil Engine |
 | 563,140 | Jun. 30, 1896 | W.F. Davis | Cylinder for Explosive Engines |
| | 680,907 | Aug. 20, 1901 | A.F. Bardwell | Multiple Cylinder Explosive Engine |
| | 1,045,766 | Nov. 26, 1912 | E.T. Adams | Gas Engine Cylinder |
 | 1,292,942 | Jan. 28, 1919 | J.F. Woolf, E.J. Woolf | Internal-Combustion Engine. |
| | 2,217,007 | Oct. 08, 1940 | H. Davids | Cooling Jacket Structure for Internal Combustion Engines |
| | 2,244,323 | Jun. 03, 1941 | H. Davids, A.K. Antonsen | Internal Combustion Engine |
| | 2,724,372 | Nov. 22, 1955 | C.H. Schowalter | Engine Cylinder Scavenging |
