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发明名称
AKTENTASCHE.
摘要
申请公布号
DE1693070(U)
申请公布日期
1955.02.10
申请号
DE195400V4645U
申请日期
1954.11.19
申请人
ALBERT VONGEHR
发明人
ALBERT VONGEHR
分类号
主分类号
代理机构
代理人
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