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发明名称
DEVICE FOR COUPLING THE CANOPY OF POWERED ROOF SUPPORT STRUCTURE TO A HYDRAULIC COLUMN
摘要
申请公布号
SU691573(A2)
申请公布日期
1979.10.15
申请号
SU19772498294
申请日期
1977.06.20
申请人
DRUZHKOVSKIJ MASHINOSTROITELNYJ ZAVOD IM. 50-LETIYA SOVETSKOJ UKRAINY
发明人
YANCHENKO VLADIMIR F,SU;ANTONTSEV PAVEL F,SU;TSYKALOV VLADIMIR P,SU;NAUMKIN VLADIMIR A,SU
分类号
E21D17/10;E21D23/04;(IPC1-7):E21D17/10
主分类号
E21D17/10
代理机构
代理人
主权项
地址
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