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经营范围
发明名称
HYDRAULIC ANCHOR
摘要
申请公布号
SU825850(A1)
申请公布日期
1981.04.30
申请号
SU19792790297
申请日期
1979.06.01
申请人
OSOBOE K BYURO PO PROEKTIROVANIYU NEFTEGAZODOBYVAYUSHCHIKH MASHIN OBORUDOVANIYA
发明人
EFENDIEV OKTAJ I,SU;PEREVEZENTSEV LENID V,SU;NABIEV ADYL D,SU;MAMEDOV TOFIK S,SU
分类号
E21B23/06;E21B23/00;E21B33/12;(IPC1-7):E21B23/00
主分类号
E21B23/06
代理机构
代理人
主权项
地址
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