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| All Patents in class 261/DIG.011 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 1,138,081 | May 04, 1915 | W.H. Carrier | Air washing and conditioning apparatus | ||
| 1,172,429 | Feb. 22, 1916 | W.H. Carrier | Method for dehumidifying and cooling air | ||
| 1,402,147 | Jan. 03, 1922 | A.A. Day | Air washer and the like | ||
| 1,687,542 | Oct. 16, 1928 | W.H. Carrier | Cooling system | ||
| 3,947,532 | Mar. 30, 1976 | J.O. Skold, V.N. Kapoor | Liquid distribution strip | ||