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发明名称
Bremskratzfoerderer
摘要
申请公布号
DE644767(C)
申请公布日期
1937.05.13
申请号
DENDATG091516D
申请日期
申请人
GEWERKSCHAFT EISENHUETTE WESTFALIA
发明人
分类号
E21F13/06
主分类号
E21F13/06
代理机构
代理人
主权项
地址
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