| All Patents in class 62/212 |
Patents 1 -
15
of 17
      |
| Number | Date | Patentee | Title | Type |
| 2,077,865 | Apr. 20, 1937 | D.D. Wile | Refrigerating System | refrigeration apparatus |
| 2,168,545 | Aug. 08, 1939 | D.D. Wile | Control Device | industrial control apparatus |
| 2,209,216 | Jul. 23, 1940 | D.D. Wile | Control Device | heating apparatus |
| 2,224,377 | Dec. 10, 1940 | G.H. Clark | Refrigerating Apparatus | refrigeration apparatus |
| 2,249,101 | Jul. 15, 1941 | D.D. Wile | Refrigerating Apparatus | refrigeration apparatus |
| 2,259,280 | Oct. 14, 1941 | D.D. Wile | Control Device | refrigeration apparatus |
| 2,297,872 | Oct. 06, 1942 | E.J. Dillman, W.E. Cowley, F.Y. Carter | Control Apparatus | refrigeration apparatus |
| 2,328,874 | Sep. 07, 1943 | E.J. Dillman | Refrigerating Apparatus | refrigeration apparatus |
| 2,368,592 | Jan. 30, 1945 | E.J. Dillman | Expansion Valve | flow controls |
| 2,408,919 | Oct. 08, 1946 | F.Y. Carter, E.J. Dillman | Refrigeration Expansion Valve | refrigeration apparatus |
| 2,410,795 | Nov. 05, 1946 | E.J. Dillman | Expansion Valve | valves |
| 2,415,338 | Feb. 04, 1947 | F.Y. Carter | Refrigeration System and Expansion Valve Therefor | refrigeration apparatus |
| 2,472,149 | Jun. 07, 1949 | E.J. Dillman | Thermostatic Expansion Valve | flow controls |
| 2,511,565 | Jun. 13, 1950 | F.Y. Carter | Refrigeration Expansion Valve | refrigeration apparatus |
| 2,548,866 | Apr. 17, 1951 | F.Y. Carter | Thermostatic Expansion Valve | refrigeration apparatus |
