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| All Patents in class 236/1B | |||||
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| Picture | Number | Date | Patentee | Title | |
| 1,129,549 | Feb. 23, 1915 | W.H. Carrier | Method of regulating humidity and temperature | ||
| 1,231,705 | Jul. 03, 1917 | W.H. Carrier | Apparatus for regulating the humidity and temperature of air | ||
| 1,946,842 | Feb. 13, 1934 | E.J. Dillman | Temperature Control System | ||