Title:
TEMPERATURE RESPONSIVE VENTILATOR WITH COILED LEAF SPRING
United States Patent 3436016
US Patent References:
/0302215.html
- - 0302215

Automatic window-ventilator
- - 1335929

Temperature control apparatus
- - 2117529

/2187767.html
- - 2187767

Storage box
- - 2216873


Inventors:
Edwards, Ralph S.
Publication Date:
04/01/1969
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Assignee:
Ralph, Edwards S.
Primary Class:
236/49.500
Other Classes:
454/258, 236/5
International Classes:
F24F11/053; F24F13/15; F24F11/04; A01K41/00; F24F7/00; F24F13/00
US Patent References:
2241108Air flow control
2551965Roof ventilator
3068776Air distribution apparatus
3195441Air diffusers
Foreign References:
FR1377998A




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