Modular window insert with collapsible shade
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United States of America Patent
Stats
-
Jul 14, 1987
Grant Date -
N/A
app pub date -
Jan 31, 1986
filing date -
Jan 31, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A modular, self-contained window insert made up of two panes of glass or impact resistant plastic which are secured within a frame which is sealed to prevent the entry of dust into the interior of the window unit. A shade in the form of a double accordian, collapsible sheet is placed within the window unit between the two panes of glass and can be moved upward or downward by use of a perimeter control mechanism secured to the frame.
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Family
International Classification(s)
Cited Art Landscape
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