US PATENT SUBCLASS 5 / 13
.~ Link supported unfolding
Current as of:
June, 1999
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5 /
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BEDS
12.1
DF
SOFA BED
{15}
13
.~ Link supported unfolding
DEFINITION
Classification: 5/13
(under subclass 12.1) Devices including unfolding link-supported bed bottom not falling precisely under any of the following subclasses.