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发明名称
MUSIKINSTRUMENT.
摘要
申请公布号
DE1657819(U)
申请公布日期
1953.06.25
申请号
DE195300J2397U
申请日期
1953.01.14
申请人
KATHOLISCHER ERZIEHUNGSVEREIN FUER DIE RHEINPROVINZ E. V. KOELN
发明人
分类号
主分类号
代理机构
代理人
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