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经营范围
发明名称
DEFLECTING TURBODRILL
摘要
申请公布号
RU1802057(C)
申请公布日期
1993.03.15
申请号
SU19914950759
申请日期
1991.06.27
申请人
VNII BUROVOJ TEKHNIKI
发明人
GYULI-ZADE UGUZ A,SU;IOANESYAN YURIJ R,SU;LAPAVOK VLADIMIR S,SU;TAIROV GASAN M,SU;FILIMONOV VIKTOR A,SU
分类号
E21B4/02
主分类号
E21B4/02
代理机构
代理人
主权项
地址
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