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发明名称
TURBO-DRILL STABILIZER
摘要
申请公布号
SU1151656(A1)
申请公布日期
1985.04.23
申请号
SU19752190827
申请日期
1975.11.17
申请人
VNII BUROVOJ TEKHNIKI
发明人
BIKCHURIN TALGAT N,SU;GUSMAN MOISEJ T,SU;KOZLOV FELIKS A,SU;KUZNETSOVA IRINA I,SU;MALKIN BORIS D,SU
分类号
E21B4/02;(IPC1-7):E21B4/02
主分类号
E21B4/02
代理机构
代理人
主权项
地址
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