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发明名称
Merkzeichen fuer Karteiblaetter
摘要
申请公布号
DE1147196(B)
申请公布日期
1963.04.18
申请号
DE1955M027826
申请日期
1955.07.28
申请人
HERMANN WIRTH
发明人
MAASSMEIER KURT
分类号
B42F21/10
主分类号
B42F21/10
代理机构
代理人
主权项
地址
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