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发明名称
BODENPROBENNEHMER.
摘要
申请公布号
AT86712(T)
申请公布日期
1993.03.15
申请号
AT19880307873T
申请日期
1988.08.25
申请人
DUNN, PETER;SCOTT, DAVID WILLIAM;CARLEY, CHRISTOPHER RONALD
发明人
DUNN, PETER;SCOTT, DAVID WILLIAM;CARLEY, CHRISTOPHER RONALD
分类号
E21B7/20;E21B7/26;E21B25/04;E21B49/00;(IPC1-7):E21B25/04
主分类号
E21B7/20
代理机构
代理人
主权项
地址
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