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发明名称
WORKING FACE TORQUE METER
摘要
申请公布号
SU582381(A1)
申请公布日期
1977.11.30
申请号
SU19762369271
申请日期
1976.06.07
申请人
DN GORNYJ I IM.ARTEMA
发明人
EPSHTEJN EVGENIJ F,SU;SIRIK VIKTOR F,SU;BESSONOV YURIJ D,SU;BRAZHENENKO ANATOLIJ M,SU;ZDOROV VALERIJ P,SU
分类号
E21B44/04;E21B19/08;E21B45/00;(IPC1-7):E21B45/00
主分类号
E21B44/04
代理机构
代理人
主权项
地址
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