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发明名称
ANORDNUNG ZUM HALTEN VON BLAETTERN, WIE PAPIERBLAETTERN OD. DGL.
摘要
申请公布号
DE1819143(U)
申请公布日期
1960.10.06
申请号
DE196000B2106U
申请日期
1960.07.22
申请人
KARL BRENKEN
发明人
KARL BRENKEN
分类号
主分类号
代理机构
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主权项
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