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发明名称
ENERGISATION OF SEALING ASSEMBLIES
摘要
申请公布号
GB2216965(B)
申请公布日期
1992.04.15
申请号
GB19890007841
申请日期
1989.04.07
申请人
* COOPER INDUSTRIES INC
发明人
IAN HENDRY * MORGAN;DAVID * LOCKENS;SEAN * MCAVOY;SEAN * MCAVOY
分类号
E21B33/00;E21B33/04
主分类号
E21B33/00
代理机构
代理人
主权项
地址
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