| All Patents in class 123/195HC |
Patents 1 -
15
of 30
      |
| Number | Date | Patentee | Title | Type |
| 42,336 | Apr. 19, 1864 | E.D. Ashe | Propeller Engine | rotary steam engines |
| 97,231 | Nov. 23, 1869 | J.B. Root | Steam Engine | steam engines |
| 123,095 | Jan. 30, 1872 | J.S. Foster | Gunpowder Engine | gunpowder engines |
| 143,292 | Sep. 30, 1873 | D.B. Caldwell, J.H. McGowan | Crank-Connection for Steam Engines | steam engine crank rods |
| 226,972 | Apr. 27, 1880 | E. Buss | Gas-Engine | gas and gasoline engines |
| 242,401 | May 31, 1881 | G. Wacker | Gas Engine | gas and gasoline engines |
| 253,709 | Feb. 14, 1882 | R. Hutchinson | Gas Engine | gas and gasoline engines |
| 278,600 | May 29, 1883 | J. Robson | Gas Engine | gas and gasoline engines |
| 286,030 | Oct. 02, 1883 | S. Marcus | Gas Engine | gas and gasoline engines |
| 289,019 | Nov. 27, 1883 | L.H. Nash | Gas Engine | gas and gasoline engines |
| 289,692 | Dec. 04, 1883 | L.H. Nash | Gas Engine | gas and gasoline engines |
| 312,494 | Feb. 17, 1885 | L.H. Nash | Gas Engine | gas and gasoline engines |
| 328,970 | Oct. 27, 1885 | J.F. Place | Gas Engine | gas and gasoline engines |
| 347,469 | Aug. 17, 1886 | J.H. Clark | Gas Engine | gas and gasoline engines |
| 441,582 | Nov. 25, 1890 | E. Quack | Gas Engine | gas and gasoline engines |
