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发明名称
APPARATUS FOR GAUGING DEEP-WELL BOREHOLE CALIPERS AND PROFILOMETER
摘要
申请公布号
SU1082938(A1)
申请公布日期
1984.03.30
申请号
SU19823513066
申请日期
1982.10.12
申请人
VNII NEFTEPROMYSLOVOJ GEOFIZIKI
发明人
SADKOV VALENTIN G,SU;KHARIN ALEKSANDR N,SU
分类号
E21B47/02;(IPC1-7):E21B47/02
主分类号
E21B47/02
代理机构
代理人
主权项
地址
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