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经营范围
发明名称
Machine for percussion boring
摘要
申请公布号
GB2318816(A)
申请公布日期
1998.05.06
申请号
GB19970022545
申请日期
1997.10.24
申请人
* TRACTO-TECHNIK PAUL SCHMIDT SPEZIALMASCHINEN
发明人
FRANZ-JOSEF * PUTTMANN
分类号
E21B6/00;(IPC1-7):E21B1/02
主分类号
E21B6/00
代理机构
代理人
主权项
地址
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