| All Patents in class 123/71R |
Patents 1 -
15
of 21
      |
| Number | Date | Patentee | Title | Type |
| 292,894 | Feb. 05, 1884 | J. Charter | Gas Engine | gas and gasoline engines |
| 297,329 | Apr. 22, 1884 | S.L. Wiegand | Gas Engine | gas and gasoline engines |
| 332,447 | Dec. 15, 1885 | C. Sherburne | Gas Engine | gas and gasoline engines |
| 348,998 | Sep. 14, 1886 | J.F. Place | Gas Engine | gas and gasoline engines |
| 348,999 | Sep. 14, 1886 | J.F. Place | Gas Engine | gas and gasoline engines |
| 362,187 | May 03, 1887 | J.C. Beckfeld, A. Schmid | Gas Engine | gas and gasoline engines |
| RE10,878 | Nov. 01, 1887 | J.C. Beckfeld, A. Schmid | Gas Engine | gas and gasoline engines |
| 386,949 | Jul. 31, 1888 | H. Williams | Gas Motor Engine | gas and gasoline engines |
| 396,022 | Jan. 08, 1889 | J.C. Beckfeld | Gas Engine | gas and gasoline engines |
| 519,863 | May 15, 1894 | D.C. Luce | Gas Engine | internal combustion engines |
| 541,773 | Jun. 25, 1895 | F.S. Mead | Gas Engine | internal combustion engines |
| 549,160 | Nov. 05, 1895 | G.B. Selden | Road Engine | |
| 550,785 | Dec. 03, 1895 | J.E. Friend | Hydrocarbon Motor | |
| 568,814 | Oct. 06, 1896 | G.A. Thode | Gas Engine | internal combustion engines |
| 620,941 | Mar. 14, 1899 | G.W. Lewis | Explosive Engine | gas and gasoline engines |
