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发明名称
UNTERWASSERSYSTEME UND -VORRICHTUNGEN.
摘要
申请公布号
DE3779763(D1)
申请公布日期
1992.07.16
申请号
DE19873779763
申请日期
1987.11.05
申请人
MYRMIDON SUBSEA CONTROLS LTD
发明人
BARNES RALPH
分类号
E21B;E21B33/035;E21B33/038;(IPC1-7):E21B33/038
主分类号
E21B
代理机构
代理人
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