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经营范围
发明名称
Nachgiebiger Grubenstempel
摘要
申请公布号
DE498594(C)
申请公布日期
1930.05.23
申请号
DENDATK089372D
申请日期
申请人
PAUL KAASMANN
发明人
分类号
E21D15/18
主分类号
E21D15/18
代理机构
代理人
主权项
地址
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