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发明名称
APARAT PENTRU MASURAREA PRESIUNII INTR-O,GAURA FORATA
摘要
申请公布号
RO82044(A2)
申请公布日期
1983.07.07
申请号
RO19800102915
申请日期
1980.12.23
申请人
INSTITUTUL DE CERCETARI SI PROIECTARI PENTRU PETROL SI GAZE,RO
发明人
LAZAR,ION,RO;LAZAR,NISTOR,RO
分类号
E21B47/06;(IPC1-7):E21B47/06
主分类号
E21B47/06
代理机构
代理人
主权项
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