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发明名称
Transmisjonssystem i borehull, som utnytter impedansmodulasjon
摘要
申请公布号
NO20003638(A)
申请公布日期
2000.09.08
申请号
NO20000003638
申请日期
2000.07.14
申请人
FLIGHT REFUELLING LTD
发明人
HUDSON, STEVEN MARTIN
分类号
E21B47/12;H04B13/02;(IPC1-7):H04B13/02
主分类号
E21B47/12
代理机构
代理人
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