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发明名称
A TELESCOPIC DATA COUPLER
摘要
申请公布号
EP1699997(A1)
申请公布日期
2006.09.13
申请号
EP20040806041
申请日期
2004.12.14
申请人
GEOLINK (UK) LIMITED
发明人
ALLAN, VICTOR LAING.
分类号
E21B17/02;E21B47/12;H01F38/14;H01R13/631
主分类号
E21B17/02
代理机构
代理人
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地址
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