| All Patents in class 454/337 |
Patents 1 -
6
of 6
      |
| Picture | Number | Date | Patentee | Title |
 | 854,270 | May 21, 1907 | W.H. Carrier | Method of heating and humidifying air |
| | 971,248 | Sep. 27, 1910 | W.H. Carrier | Humidifying apparatus |
| | 1,095,156 | Apr. 28, 1914 | W.H. Carrier | Apparatus for controlling the humidity and temperature of air |
| | 1,101,784 | Jun. 30, 1914 | W.H. Carrier | System for controlling the humidity and temperature of air |
| | 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 |
