| All Patents in class 310/84 |
Patents 1 -
8
of 8
      |
| Picture | Number | Date | Patentee | Title |
| | 989,521 | Apr. 11, 1911 | H.C. Clay | Generator Driver |
| | 1,015,005 | Jan. 16, 1912 | H.C. Clay | Sparking Apparatus for Internal Combustion Engines |
| | 2,014,103 | Sep. 10, 1935 | H.G. Cox | Impulse Coupling |
 | 2,262,531 | Nov. 11, 1941 | O.A. Powell, K.A. Harmon | Impulse coupling |
| | 2,279,538 | Apr. 14, 1942 | E.A. Vogel | Impulse Coupling |
| | 2,529,891 | Nov. 14, 1950 | H.R. Lindbeck, E.A. Vogel | Impulse Coupling |
 | 2,622,215 | Dec. 16, 1952 | J.L. Baillargeon, J.J. Piekarski | Impulse coupling |
| | 3,049,635 | Aug. 14, 1962 | T.A. Hinderer | Control for Impulse Coupling |
