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发明名称
APPARATUS FOR MEASURING DEPTH OF BOREHOLE AT DRILLING
摘要
申请公布号
SU859616(A1)
申请公布日期
1981.08.30
申请号
SU19792809136
申请日期
1979.08.16
申请人
ANDIZHANSKOE SP PK BYURO V/O "SOYUZNEFTEAVTOMATIKA"
发明人
TADZHIBAEV TEMUR M,SU;BUZRUKOV SHUKURULLO,SU;YAKUBEKOV KUTBEDIN,SU;IRMATOV RAFIZHON,SU
分类号
E21B47/04;(IPC1-7):E21B47/04
主分类号
E21B47/04
代理机构
代理人
主权项
地址
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