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| All Patents in class 137/79 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,192,117 | Feb. 27, 1940 | D.D. Wile | Control Device | temperature controls | |
| 2,259,280 | Oct. 14, 1941 | D.D. Wile | Control Device | refrigeration apparatus | |
| 2,269,395 | Jan. 06, 1942 | G.R. True, E.J. Dillman | Refrigeration Control Apparatus | refrigeration apparatus | |
| 2,335,824 | Nov. 30, 1943 | E.J. Dillman | Valve | valves | |
| 2,372,436 | Mar. 27, 1945 | W.S. Landon | Controlling Means | flow controls | |