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发明名称
Sprungfedermatratze mit die Sprungfedern tragenden, auf einem Rahmen ruhenden Stabfedern
摘要
申请公布号
DE654859(C)
申请公布日期
1937.12.31
申请号
DE1935H144659D
申请日期
1935.08.16
申请人
JOHANN HAAG
发明人
分类号
A47C23/05
主分类号
A47C23/05
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