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经营范围
发明名称
GUIDING ARRANGEMENT OF UNDERWATER WELLS
摘要
申请公布号
SU1620578(A1)
申请公布日期
1991.01.15
申请号
SU19884605264
申请日期
1988.11.15
申请人
DONETDZKIYI ROLITEKNNISNEDZKIYI INDZTITUT
发明人
SNALENKO ALEKDZANDR A,SU;SNALENKO DMITRIYI A,SU;VLINOV VIKTOR I,SU;TODER OLEG YI,SU
分类号
E21B41/10;E21B7/12
主分类号
E21B41/10
代理机构
代理人
主权项
地址
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