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经营范围
发明名称
HYDRAULIC CHUCK
摘要
申请公布号
SU939750(A1)
申请公布日期
1982.06.30
申请号
SU19803228435
申请日期
1980.12.31
申请人
SP KT BYURO I GEOTEKHNICHESKOJ MEKHANIKI AN USSR
发明人
VASILEV LEONID M,SU;NIKOLAEV ANATOLIJ T,SU;DEMCHENKO VYACHESLAV S,SU;AKULOV VIKTOR A,SU;STEPANYUK ANATOLIJ I,SU
分类号
E21B17/03;E21B3/02;(IPC1-7):E21C1/00
主分类号
E21B17/03
代理机构
代理人
主权项
地址
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