US PATENT SUBCLASS 5 / 175
.~.~ Extension
Current as of: June, 1999
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DEFINITION
Classification: 5/175
(under subclass 174) Devices increasing from compact storage form both by unfolding and extension.
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115, for lazy-tong supports on camp beds.
182, for lazy-tong bedsteads which usually collapse entirely or are extendible to form beds of different sizes.