| All Patents in class 137/58 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 162,782 | May 04, 1875 | G. Westinghouse, Jr. | Improvement in governors for steam-engines | steam engine governors |
| 569,834 | Oct. 20, 1896 | G.P. De Laval | Governor for Motors | steam engine governors |
| 580,098 | Apr. 06, 1897 | H.D. Williams | Governor for Water Motors | water wheel governors |
| 695,464 | Mar. 18, 1902 | N. Lombard | Speed Regulator | steam engine governors |
| 1,201,821 | Oct. 17, 1916 | F.G. Hobart, C.B. Jahnke | Combined governor and speed-regulator | internal combustion engine governors |
| 1,234,882 | Jul. 31, 1917 | W.A. Doble | Speed Governor | water wheel governors |
| 1,520,668 | Dec. 23, 1924 | J.T. Wilkin | Fluid governor meter | |
