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经营范围
发明名称
Elastomerdichtung.
摘要
申请公布号
DE68915144(D1)
申请公布日期
1994.06.09
申请号
DE19896015144
申请日期
1989.01.13
申请人
COOPER INDUSTRIES, INC., HOUSTON, TEX.
发明人
SAUNDERS, BRIAN, CHIPPING SODBURY AVON BS17 6NJ
分类号
E21B33/00;E21B33/04;F16J15/18;(IPC1-7):E21B33/04
主分类号
E21B33/00
代理机构
代理人
主权项
地址
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