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发明名称
Kapsel fuer Mess- und Steuergeraete einer Untersee-Erdoelgewinnungsanlage
摘要
申请公布号
DE1950428(A1)
申请公布日期
1970.04.16
申请号
DE19691950428
申请日期
1969.10.07
申请人
PETROLES CIE FRANCAISE
发明人
ORIEUX PIERRE
分类号
E21B43/01;E21B43/12;E21B43/36;(IPC1-7):21B7/12
主分类号
E21B43/01
代理机构
代理人
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