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发明名称
Karteikarte
摘要
申请公布号
DE821198(C)
申请公布日期
1951.11.15
申请号
DE1950F001189
申请日期
1950.04.02
申请人
ERICH FISCHER
发明人
FISCHER ERICH
分类号
B42F17/00;B42F19/00
主分类号
B42F17/00
代理机构
代理人
主权项
地址
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