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发明名称
Strassendecken-Kernbohrgeraet
摘要
申请公布号
DE1908143(A1)
申请公布日期
1970.09.10
申请号
DE19691908143
申请日期
1969.02.19
申请人
MASCHINENFABRIK KORFMANN GMBH
发明人
LENTZ,KLAUS
分类号
E01C23/09;E21B7/02;E21B19/081
主分类号
E01C23/09
代理机构
代理人
主权项
地址
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