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| All Patents in class 236/13 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 902,713 | Nov. 03, 1908 | W.H. Carrier | Differential thermostat | ||
 | 1,085,971 | Feb. 03, 1914 | W.H. Carrier | Method of humidifying air and controlling the humidity and temperature thereof | |
| 1,095,156 | Apr. 28, 1914 | W.H. Carrier | Apparatus for controlling the humidity and temperature of air | ||