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经营范围
发明名称
Eiserner Gruendungspfahl
摘要
申请公布号
DE646400(C)
申请公布日期
1937.06.15
申请号
DE1933B160000D
申请日期
1933.03.09
申请人
DORTMUND-HOERDER HUETTENVEREIN AKT.-GES.
发明人
分类号
E02D5/28
主分类号
E02D5/28
代理机构
代理人
主权项
地址
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