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发明名称
DEVICE FOR REPAIR OF RAIL LINKS
摘要
申请公布号
SU1652415(A1)
申请公布日期
1991.05.30
申请号
SU19884648772
申请日期
1988.12.26
申请人
NI PK I PO DOBYCHE POLEZNYKH ISKOPAEMYKH OTKRYTYM SPOSOBOM
发明人
TIKHOMIROV NIKOLAJ I,SU;VITUSHKIN BORIS S,SU
分类号
E01B29/26
主分类号
E01B29/26
代理机构
代理人
主权项
地址
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