| All Patents in class 123/58.2 |
Patents 1 -
15
of 28
      |
| Number | Date | Patentee | Title | Type |
| 10,647 | Mar. 14, 1854 | A. Taylor | Steam Engine Faucet-Valve | steam engine valves |
| 66,972 | Jul. 23, 1867 | J.L. Lay | Compound Steam Engine | steam engines |
| 82,437 | Sep. 22, 1868 | F.S. Pease | Compound Steam Engine | compound steam engines |
| 195,585 | Sep. 25, 1877 | F. Dieckmann | Gas-Engines | gas and gasoline engines |
| 203,553 | May 14, 1878 | T. Northey | Improvement in double stuffing-boxes for steam-pumps | steam pumps |
| 293,762 | Feb. 19, 1884 | H.S. Maxim | Gas Motor | gas and gasoline engines |
| 322,477 | Jul. 21, 1885 | J.F. Place | Gas Engine | gas and gasoline engines |
| 337,000 | Mar. 02, 1886 | J.P. Holland | Hydrocarbon Engine | gas and gasoline engines |
| 532,869 | Jan. 22, 1895 | G.W. Haines, F.E. Covey | Gas Engine | gas and gasoline engines |
| 536,997 | Apr. 09, 1895 | A.R. Bellamy | Gas or Similar Motor Engine | internal combustion engines |
| 550,674 | Dec. 03, 1895 | G. McGhee, P. Burt | Gas or Combustable Vapor Motor Engine | |
| 621,525 | Mar. 21, 1899 | J.H. Hamilton | Gas or Vapor Engine | gas and gasoline engines |
| 621,526 | Mar. 21, 1899 | J.H. Hamilton | Gas Motor Engine | gas and gasoline engines |
| 622,047 | Mar. 28, 1899 | H.C. Holden | Internal Combustion Engine | gas and gasoline engines |
| 627,220 | Jun. 20, 1899 | E.J. Woolf | Air and Gas Engine | gas and gasoline engines |
