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发明名称
EXCAVATION WORKING MEMBER OF TUNNELING SHIELD
摘要
申请公布号
SU1218124(A2)
申请公布日期
1986.03.15
申请号
SU19843794216
申请日期
1984.09.25
申请人
SP KT BYURO GLAVMOSINZHSTROYA
发明人
STOGOV SERGEJ N,SU;SEMENOV ALEKSANDR N,SU;SAMOJLOV VLADIMIR P,SU
分类号
E21D9/06;E21D9/04;E21D9/08;(IPC1-7):E21D9/06
主分类号
E21D9/06
代理机构
代理人
主权项
地址
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