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| All Patents in class 137/630.14 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 3,931 | Feb. 28, 1845 | S. Talbott | Steam-valve | |
 | 754,547 | Mar. 15, 1904 | J. Desmond | Throttle-Valve | |
| 816,217 | Mar. 27, 1906 | J. Chambers | Throttle Valve | ||
| 2,151,658 | Mar. 21, 1939 | B.E. Folke | Injector | ||
| 2,403,427 | Jul. 02, 1946 | O.H. Ludeman | Valve Mechanism | ||
| 2,642,086 | Jun. 16, 1953 | H.W. Herring, R.M. Conklin | Loading valve and method of controlling fluid flow | ||