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发明名称
Coiled well screen
摘要
申请公布号
IN188232(B)
申请公布日期
2002.08.31
申请号
IN1995MA27719
申请日期
1995.03.08
申请人
NAGAOKA INTERNATIONAL CORPORATION
发明人
NAGAOKA TADAYOSHI;SPARLIN, DERRY, D.
分类号
E21B43/08;(IPC1-7):E21B43/08
主分类号
E21B43/08
代理机构
代理人
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地址
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