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经营范围
发明名称
Drehbohrvorrichtung
摘要
申请公布号
DE1179891(B)
申请公布日期
1964.10.22
申请号
DE1961D035613
申请日期
1961.03.10
申请人
DEMAG AKTIENGESELLSCHAFT
发明人
KERSTEN GUENTHER
分类号
E21B3/02
主分类号
E21B3/02
代理机构
代理人
主权项
地址
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