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发明名称
TRANSPORTABLE VERKEHRSAMPEL FUER SCHULUNGSZWECKE.
摘要
申请公布号
DE1605786(U)
申请公布日期
1950.05.04
申请号
DE194900D8650U
申请日期
1949.05.27
申请人
WALDEMAR MORENZ
发明人
WALDEMAR MORENZ
分类号
主分类号
代理机构
代理人
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