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| All Patents in class 62/210 | |||||
| Number | Date | Patentee | Title | Type | |
| 2,415,338 | Feb. 04, 1947 | F.Y. Carter | Refrigeration System and Expansion Valve Therefor | refrigeration apparatus | |
| 2,463,951 | Mar. 08, 1949 | F.Y. Carter | Refrigeration Expansion Valve | refrigeration apparatus | |