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发明名称
DEVICE FOR RUNNING GEOPHYSICAL INSTRUMENTS INTO HOLE
摘要
申请公布号
SU1293324(A2)
申请公布日期
1987.02.28
申请号
SU19853963586
申请日期
1985.10.10
申请人
VNI PK I GEOFIZICHESKIKH METODOV ISSLEDOVANIJ,ôCüÕTAHôù ô KOHTPOóù HE´TE×A³OPA³BE¯OÚHÕX CKBAÖôH
发明人
ZHUKOV IVAN A,SU;KOZLOVA TAMARA I,SU
分类号
E21B23/00;E21B47/01
主分类号
E21B23/00
代理机构
代理人
主权项
地址
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