| All Patents in class 313/128 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 352,796 | Nov. 16, 1886 | C.W. Baldwin | Electrical Igniter for Gas Engines | ignition systems |
| RE10,878 | Nov. 01, 1887 | J.C. Beckfeld, A. Schmid | Gas Engine | gas and gasoline engines |
| 376,212 | Jan. 10, 1888 | H.K. Shanck | Gas Engine | gas and gasoline engines |
| 424,027 | Mar. 25, 1890 | E.F. Roberts | Igniting Apparatus for Gas Engines | ignition systems |
| 582,540 | May 11, 1897 | O. Mueller | Igniter for Explosive Engines | ignition systems |
| 604,241 | May 17, 1898 | D.M. Tuttle | Gas Engine | gas and gasoline engines |
| 676,468 | Jun. 18, 1901 | N. McClintock | Ignition Plug for Gas Engines | spark plugs |
