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All Patents in class 62/156 | |||||
Number | Date | Patentee | Title | Type | |
2,081,853 | May 25, 1937 | E.J. Dillman | Apparatus and Method for Controlling Refrigeration | industrial control apparatus | |
2,969,650 | Jan. 31, 1961 | W.S. Taylor, W.A. Eschenburg | Ice making and vending machine |