| All Patents in class 123/198R |
Patents 1 -
10
of 31
      |
| Picture | Number | Date | Patentee | Title |
| | 168,623 | Oct. 11, 1875 | G.W. Daimler | Air and Gas Engine |
| | 175,655 | Apr. 04, 1876 | J. Brady | Steam and Gas Engine |
| | 176,588 | Apr. 25, 1876 | J. Brady | Gas-Engine |
| | 178,121 | May 30, 1876 | A. De Bisschop | Gas-Engine |
 | 232,987 | Oct. 05, 1880 | C. Linford | Gas Engine |
| | 259,736 | Jun. 20, 1882 | H. Wiedling | Gas Engine |
| | 269,146 | Dec. 12, 1882 | H. Wiedling | Gas Engine |
| | 273,269 | Mar. 06, 1883 | E.J. Frost | Gas Engine |
| | 279,657 | Jun. 19, 1883 | H.S. Maxim | Gas Engine |
| | 305,464 | Sep. 23, 1884 | P. Murray, Jr. | Gas Engine |
