All Patents of Type: steam valves |
Patents 1 -
12
of 12
|
Number | Date | Patentee | Title | Type |
114,010 | Apr. 25, 1871 | B. Holly | Variable Cut Off | steam valves |
255,136 | Mar. 21, 1882 | B. Brazelle | Cut-off valve | steam valves |
383,225 | May 22, 1888 | A.G. Hohenstein | Pressure-regulator | steam valves |
383,226 | May 22, 1888 | A.G. Hohenstein | Automatic pressure-regulator and safety-valve | steam valves |
533,388 | Jan. 29, 1895 | H. Bolthoff | Register-valve | steam valves |
787,422 | Apr. 18, 1905 | F.L. Wolfe | Whistle Valve | steam valves |
1,142,054 | Jun. 08, 1915 | D.C. Prescott | Valve-controller | steam valves |
1,574,017 | Feb. 23, 1926 | D.S. Beattie | Valve | steam valves |
1,772,406 | Aug. 05, 1930 | L.E. Whiton | Valve | steam valves |
2,014,541 | Sep. 17, 1935 | F.W. Wappat | Pressure regulating valve | steam valves |
2,151,647 | Mar. 21, 1939 | B. Wheeler | Valve Actuating Mechanism | steam engine valve gear |
2,403,427 | Jul. 02, 1946 | O.H. Ludeman | Valve Mechanism | steam valves |