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| All Patents in class 73/335.06 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,138,082 | May 04, 1915 | W.H. Carrier | Hygrostat or thermostatic device | ||
| 1,554,785 | Sep. 22, 1925 | W.H. Carrier | Humidity regulator | ||