Concealed retractable housings
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United States of America Patent
Stats
-
Jul 17, 1990
Grant Date -
N/A
app pub date -
Mar 21, 1988
filing date -
Mar 21, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The drawings illustrate an apparatus for housing articles between a ceiling and a roof, utilizing a switch means for actuating suitable electrically operated pivoting means for retracting the apparatus into the ceiling and lowering it from the ceiling.
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International Classification(s)
Cited Art Landscape
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