US Patent: 2,279,582
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| Control Device
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Patentee:
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| Philip S. Russel (exact or similar names) - Detroit, Wayne County, MI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 08, 1938 |
| Granted: |
Apr. 14, 1942 |
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Joel Havens
"Vintage Machinery" entry for Detroit Lubricator Co.
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Description: |
| Original application filed 14 May, 1935. Divided and this application filed 08 Jun., 1938.
Claim:
A control device for arrangement with the Inside surface of a window pane or other heat transmitting room wall surface comprising an element responsive to an air condition at said inside surface, and a movably mounted supporting means carrying amid element and operable in one position to hold said element in close proximity to said inside surface and operable in another position to hold said element out of such proximity and in spaced relation to said inside surface. |
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