| All Patents in class 123/84 |
Patents 1 -
10
of 13
      |
| Picture | Number | Date | Patentee | Title |
| | 448,386 | Mar. 17, 1891 | B.C. Vanduzen | Gas or Gasoline Engine |
| | 448,597 | Mar. 17, 1891 | B.C. Vanduzen | Gas Engine |
| | 514,996 | Feb. 20, 1894 | K.A. Jakobson | Gas Motor |
| | 534,354 | Feb. 19, 1895 | G.J. Weber | Gas Engine |
 | 584,961 | Jun. 22, 1897 | C. Quast | Gas Engine |
| | 602,477 | Apr. 19, 1898 | J.A. Secor | Explosive Engine |
| | 602,820 | Apr. 26, 1898 | M. Beck | Gas Engine |
 | 607,566 | Jul. 19, 1898 | C. Jacobson | Gas Engine |
| | 616,059 | Dec. 13, 1898 | F. Hamilton, J. Madlehner | Explosive Gas Engine |
 | 632,888 | Sep. 12, 1899 | S.A. Ayres | Gas Engine |
