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发明名称
Flexible Rohrverbindung
摘要
申请公布号
DE1178385(B)
申请公布日期
1964.09.24
申请号
DE1963S085336
申请日期
1963.05.22
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N. V.
发明人
JOHNSON GLENN DONNELL
分类号
E21B17/08
主分类号
E21B17/08
代理机构
代理人
主权项
地址
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