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经营范围
发明名称
DRILLING RIG
摘要
申请公布号
SU1244278(A1)
申请公布日期
1986.07.15
申请号
SU19843704542
申请日期
1984.02.27
申请人
SP K BYURO V PROMYSHLENNOGO OBEDINENIYA "SOYUZGEOTEKHNIKA"
发明人
AKSLER VALERIJ V,SU;VILENSKIJ LYUDVIG S,SU;ZALKIND YAKOV V,SU
分类号
E21B19/00;E21B3/00
主分类号
E21B19/00
代理机构
代理人
主权项
地址
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