| All Patents in class 123/55.4 |
Patents 1 -
10
of 12
      |
| Picture | Number | Date | Patentee | Title |
| | 2,753 | Aug. 18, 1842 | A. Perry, A.M. Bouton | Mode of Changing Reciprocating into Rotary Motion for Steam Engines and Other Purposes |
| | 9,103 | Jul. 06, 1852 | E. Rogers | Mode of Grinding Puppet-Valves While the Engine is in Motion |
| | 315,516 | Apr. 14, 1885 | W.J. Lane | Steam Engine |
| | 480,019 | Aug. 02, 1892 | J. Joyce | Explosive Engine |
| | 540,923 | Jun. 11, 1895 | C.M. Rhodes | Gas Engine |
| | 586,826 | Jul. 20, 1897 | F.A. Redmon | Explosive Engine |
| | 590,080 | Sep. 14, 1897 | J.S. Walch | Explosive Gas Engine |
| | 646,399 | Mar. 27, 1900 | J.F. Duryea | Explosive Engine |
| | 651,237 | Jun. 05, 1900 | H. Crouan | Gas or Petroleum Engine |
| | 658,367 | Sep. 25, 1900 | E. Apperson, E. Haynes | Explosive Engine |
