| All Patents in class 91/158 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 262,476 | Aug. 08, 1882 | E. Reynolds | Valve Gear for Compound Engines | steam engine valve gear |
| 381,747 | Apr. 24, 1888 | J. Young | Valve-gear | steam engine valve gear |
| 407,580 | Jul. 23, 1889 | H. Davey | Pumping Engine | steam pumping engines |
| 423,963 | Mar. 25, 1890 | J.B. Stanwood | Steam-engine | steam engine valves |
| 430,311 | Jun. 17, 1890 | J.W. Eisenhuth | Cut-Off for Compound Engines | steam engines |
| 475,427 | May 24, 1892 | E.J. Woolf | Single Cylinder Compound Engine | steam engines |
| 2,630,788 | Mar. 10, 1953 | H.G. Mueller | Valve Operating Mechanism for Controlling the Steam Events in Steam Engines | steam engine valve gear |
