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| All Patents in class 92/101 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 1,659,034 | Feb. 14, 1928 | B.A. Linderman | Fluid-pressure brake system | ||
| 2,192,117 | Feb. 27, 1940 | D.D. Wile | Control Device | ||
| 2,198,070 | Apr. 23, 1940 | D.D. Wile | Pressure Valve | ||
| 2,297,872 | Oct. 06, 1942 | E.J. Dillman, W.E. Cowley, F.Y. Carter | Control Apparatus | ||
| 2,298,253 | Oct. 06, 1942 | W.E. Cowley, E.J. Dillman | Valve | ||
| 2,306,768 | Dec. 29, 1942 | D.D. Wile | Control Device | ||
| 2,520,386 | Aug. 29, 1950 | E.J. Dillman | Refrigeration Expansion Valve | ||