发明名称 Portable sleeping assembly
摘要 A sleeping apparatus has a collapsible base that assumes a deployed position and a collapsed position where the base has a smaller size than in the deployed configuration, and a sleeping mat that is removably attached to the top panel of the base.
申请公布号 US2008189855(A1) 申请公布日期 2008.08.14
申请号 US20070704473 申请日期 2007.02.09
申请人 ZHENG YU 发明人 ZHENG YU
分类号 A47C17/64;A47G9/08 主分类号 A47C17/64
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