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发明名称
Vorrichtung zum Einordnen von Kartothekblaettern, Briefen, Zetteln usw.
摘要
申请公布号
DE544382(C)
申请公布日期
1932.02.25
申请号
DE1931P062075D
申请日期
1931.01.13
申请人
AUGUST PUTSCH
发明人
分类号
B42F17/28
主分类号
B42F17/28
代理机构
代理人
主权项
地址
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