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发明名称
In ein Bett, insbesondere Doppelbett, umwandelbare Couch mit beweglich miteinander verbundenem Kopf-, Ruecken- und Sitzpolster
摘要
申请公布号
DE954912(C)
申请公布日期
1957.01.17
申请号
DE1951P006335
申请日期
1951.03.22
申请人
ERICH POWALLA
发明人
POWALLA ERICH
分类号
A47C17/16
主分类号
A47C17/16
代理机构
代理人
主权项
地址
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