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发明名称
MARKIERUNGSZEICHEN FUER STRASSENFAHRBAHNEN.
摘要
申请公布号
DE1722243(U)
申请公布日期
1956.05.17
申请号
DE195400M5680U
申请日期
1954.07.11
申请人
ERNST MICHEL
发明人
ERNST MICHEL
分类号
主分类号
代理机构
代理人
主权项
地址
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