| All Patents in class 123/156 |
Patents 1 -
15
of 32
      |
| Number | Date | Patentee | Title | Type |
| 286,030 | Oct. 02, 1883 | S. Marcus | Gas Engine | gas and gasoline engines |
| 306,339 | Oct. 07, 1884 | S. Marcus | Electrical Igniting Device for Gas Engines | ignition systems |
| 348,999 | Sep. 14, 1886 | J.F. Place | Gas Engine | gas and gasoline engines |
| 370,242 | Sep. 20, 1887 | J. Charter | Gas Engine | gas and gasoline engines |
| 377,962 | Feb. 14, 1888 | R.F. Smith | Gas Engine | gas and gasoline engines |
| 383,775 | May 29, 1888 | C. Sintz | Gas Engine | gas and gasoline engines |
| 421,473 | Feb. 18, 1890 | H.J. Baker | Gas Engine | gas and gasoline engines |
| 430,312 | Jun. 17, 1890 | J.W. Eisenhuth | Single Acting Explosive Engine | |
| 504,260 | Aug. 29, 1893 | W.H. Worth | Gas Engine | gas and gasoline engines |
| 506,817 | Oct. 17, 1893 | D.D. Hobbs | Gas Engine | gas and gasoline engines |
| 507,436 | Oct. 24, 1893 | A. Schilling, C.F. Hirsch | Gas Engine | gas and gasoline engines |
| 526,348 | Sep. 18, 1894 | H.F. Fraser | Explosive Engine | |
| 536,029 | Mar. 19, 1895 | E.R. Gill | Gas Engine | gas and gasoline engines |
| 537,512 | Apr. 16, 1895 | C.J. Weinman, E.E. Euchenhofer | Gas-engine | ignition systems |
| 543,157 | Jul. 23, 1895 | M.L. Mery | Explosive Engine | internal combustion engines |
