| All Patents in class 123/344 |
Patents 1 -
10
of 23
      |
| Picture | Number | Date | Patentee | Title |
| | 266,304 | Oct. 24, 1882 | P. Munzinger | Gas Engine |
| | 322,650 | Jul. 21, 1885 | C. Shelburne | Gas Engine |
 | 351,394 | Oct. 26, 1886 | P. Murray, Jr. | Gas Engine |
 | 386,208 | Jul. 17, 1888 | L.H. Nash | Gas Engine |
| | 408,683 | Aug. 13, 1889 | C.W. Baldwin | Gas Engine |
| | 486,143 | Nov. 15, 1892 | H. Warden | Gas Engine |
| | 507,436 | Oct. 24, 1893 | A. Schilling, C.F. Hirsch | Gas Engine |
| | 522,811 | Jul. 10, 1894 | J. Walrath | Explosive Gas Engine |
 | 525,358 | Sep. 04, 1894 | F.C. Olin | Gas Engine |
| | 530,508 | Dec. 11, 1894 | H.T. Dawson | Gas Engine |
