| All Patents in class 123/73A |
Patents 1 -
10
of 20
      |
| Picture | Number | Date | Patentee | Title |
 | 386,211 | Jul. 17, 1888 | L.H. Nash | Gas Engine |
| | 544,210 | Aug. 06, 1895 | F.W. Cock | Gas Engine |
| | 545,502 | Sep. 03, 1895 | H.H. Nennegin | Gas Engine |
| | 569,530 | Oct. 13, 1896 | H.A. Winter | Gas Engine |
| | 579,860 | Mar. 30, 1897 | O. Colborne | Gas Engine |
 | 592,033 | Oct. 19, 1897 | C.W. Weiss | Explosive Engine |
| | 603,125 | Apr. 26, 1898 | C.W. McKibben, J. Carnes | Gas Engine |
| | 617,372 | Jan. 10, 1899 | E.E. Truscott | Explosive Engine |
| | 632,814 | Sep. 12, 1899 | B.M. Bullock, J.D. Hay | Gas Engine |
| | 642,562 | Jan. 30, 1900 | H.F. Probert | Vaporizer for Gas Engines |
