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发明名称
Nummernkartei
摘要
申请公布号
DE689088(C)
申请公布日期
1940.03.11
申请号
DE1938E051268D
申请日期
1938.06.21
申请人
DR. FRITZ EDLER
发明人
分类号
B42F19/00;G06K21/02
主分类号
B42F19/00
代理机构
代理人
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