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经营范围
发明名称
Apparat og -metode for redskapsutplassering
摘要
申请公布号
NO980682(A)
申请公布日期
1998.08.20
申请号
NO19980000682
申请日期
1998.02.18
申请人
SCHLUMBERGER TECHNOLOGY BV
发明人
BENSON, WALTER R.;SAMPA, AUGDON J.;BICKFORD GARY P
分类号
E21B21/10;E21B23/08;(IPC1-7):E21B23/08
主分类号
E21B21/10
代理机构
代理人
主权项
地址
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