Threshold with flexible insulator
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United States of America Patent
Stats
-
Sep 30, 1980
Grant Date -
N/A
app pub date -
May 21, 1979
filing date -
May 21, 1979
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An insulating threshold having an elongated sill with an adjustable elongated flexible arched member in which the height of the arched member may be controlled to engage the bottom of a door.
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Cited Art Landscape
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