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发明名称
GRABENLOSES UNTERIRDISCHES BOHRSYSTEM MIT LOKALISATION DES BOHRGERÄTS
摘要
申请公布号
AT215174(T)
申请公布日期
2002.04.15
申请号
AT19960945665T
申请日期
1996.12.20
申请人
VERMEER MANUFACTURING COMPANY
发明人
STUMP, GREGORY, S.;ALLEN, CHRISTOPHER, T.
分类号
E21D9/093;E02F5/18;E21B7/04;E21B47/12;G01S13/74;G01S13/86;G01S13/87;G01S13/88;G01V1/42;G01V3/12;G01V3/30;(IPC1-7):E21B47/022
主分类号
E21D9/093
代理机构
代理人
主权项
地址
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