Title:
Warming device
Document Type and Number:
United States Patent 3299253


Inventors:
Lawson Jr., William H.
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Publication Date:
01/17/1967
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Assignee:
SIERRACIN CORP
Primary Class:
219/385
Other Classes:
219/543, 219/522, 119/526, 392/439, 119/508, 119/321
International Classes:
A61G11/00; H05B3/34; H05B3/86; H05B3/84
US Patent References:
2269566Means for heating windows or transparent panes for aircraft, motor cars, or the like
2409083Enclosure for bassinets
2513993Panel heating
2600313Temperature regulating system
2629566Spool operating device
2806118Control system for eliminating ice from a transparent windshield panel
2810055Windshield heater control device and system
2853997Infant warmer
3026400Electric appliance
3041436Transparent, electrically conductive enclosure
3103162Electric appliance
3225173Anti-frost apparatus for optical element


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