| All Patents in class 73/539 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 9,236 | Aug. 31, 1852 | W. Hodgson, G.S. Stearns | Governor for steam-engines | steam engine governors |
| 50,624 | Oct. 24, 1865 | T.R. Pickering | Governor | steam engine governors |
| 313,595 | Mar. 10, 1885 | B. Jackson | Governor | steam engine governors |
| 398,452 | Feb. 26, 1889 | W.N. Rumely | Governor | traction engine governors |
| 813,037 | Feb. 20, 1906 | H.C. Clay | Throttling Governor | steam engine governors |
| 818,711 | Apr. 24, 1906 | W.N. Rumely | Steam Engine Governor | traction engine governors |
| 818,718 | Apr. 24, 1906 | W.N. Rumely, C.N. Walsh | Engine Governor | traction engine governors |
| 841,819 | Jan. 22, 1907 | C.N. Walsh, W.N. Rumely | Governor | traction engine governors |
| 984,439 | Feb. 14, 1911 | F.C. Olin | Governor for Gas Engines | internal combustion engine governors |
| 1,082,383 | Dec. 23, 1913 | A. Winton | Speed Governor | internal combustion engine governors |
| 1,674,950 | Jun. 26, 1928 | I.M. Crafts | Governor | traction engine governors |
| 2,473,998 | Jun. 21, 1949 | J.T. Janette | Split-phase motor | split phase motors |
