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经营范围
发明名称
BOHRSTIFTANPASSUNGSGERAET.
摘要
申请公布号
AT41468(T)
申请公布日期
1989.04.15
申请号
AT19860902940T
申请日期
1986.04.24
申请人
VANCURA, VLADIMIR
发明人
VANCURA, VLADIMIR
分类号
E21B10/26;E21B;E21B10/32;E21B10/38;E21B10/40;(IPC1-7):E21B10/26
主分类号
E21B10/26
代理机构
代理人
主权项
地址
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