| All Patents in class 123/51A |
Patents 16 -
23
of 23
      |
| Number | Date | Patentee | Title | Type |
| 636,048 | Oct. 31, 1899 | E.H. Korsmeyer | Gasolene or Gas Engine | gas and gasoline engines |
| 644,004 | Feb. 20, 1900 | J.F. Craig | Explosive Eugine | internal combustion engines |
| 657,226 | Sep. 04, 1900 | M.F. Marmonier | Multiple-Piston Explosion-Motor | gas and gasoline engines |
| 657,576 | Sep. 11, 1900 | H. Smith | Gas Engine | gas and gasoline engines |
| 661,300 | Nov. 06, 1900 | F.L. Antisell, T.M. Antisell | Explosive-Gas Engine | gas and gasoline engines |
| 661,439 | Nov. 06, 1900 | E. Boulier, A. Boulier | Explosion Engine | internal combustion engines |
| 663,475 | Dec. 11, 1900 | H. Smith | Gas Engine | gas and gasoline engines |
| 680,985 | Aug. 20, 1901 | W.S. Sharpneck | Multiple Piston Explosive Engine | internal combustion engines |
