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经营范围
发明名称
Inflatable packer
摘要
申请公布号
GB2296273(A)
申请公布日期
1996.06.26
申请号
GB19950026046
申请日期
1995.12.20
申请人
* SOFITECH N.V.
发明人
KEVIN * CASE;JEAN-LOUIS * PESSIN;DAVID M * ESLINGER;ROBERT * SOREM;L MICHAEL * MCKEE
分类号
E21B33/127;(IPC1-7):E21B33/127
主分类号
E21B33/127
代理机构
代理人
主权项
地址
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