Title:
Closure device for building apertures
Document Type and Number:
United States Patent 2422704

Inventors:
Russell, Frank C.
Barker, Altamont S.
Publication Date:
06/24/1947
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Referenced by:
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Assignee:
F C RUSSELL COMPANY
Primary Class:
49/82.100
Other Classes:
49/91.100
International Classes:
E06B7/084; E06B7/02
US Patent References:
2152705Adjustable blind
2119667Closure frame
2166441Louver construction
RE17277
1519553Ventilator
2220405Pivoted louver panel and lock
2267140Louver window and operating means therefor
2252677Shutter awning
2187639Awning


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