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经营范围
发明名称
Drehstuhl fuer Eisenbahnweichen
摘要
申请公布号
DE638268(C)
申请公布日期
1936.11.12
申请号
DENDATK136284D
申请日期
申请人
FRIED. KRUPP AKT.-GES.
发明人
分类号
E01B7/04
主分类号
E01B7/04
代理机构
代理人
主权项
地址
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