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发明名称
METHOD AND APPARATUS FOR RUNNING AND RETRIEVING LOGGING INSTRUMENTS
摘要
申请公布号
GB1562263(A)
申请公布日期
1980.03.12
申请号
GB19770045197
申请日期
1977.10.31
申请人
DRESSER INDUSTRIES INC
发明人
分类号
E21B17/00;E21B23/08;E21B23/14;E21B34/06;(IPC1-7):E21B47/00
主分类号
E21B17/00
代理机构
代理人
主权项
地址
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