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经营范围
发明名称
ELECTRICALLY INSULATING RAIL BUTT JOINT
摘要
申请公布号
RU2040622(C1)
申请公布日期
1995.07.25
申请号
RU19940031611
申请日期
1994.08.29
申请人
USHAKOV ANDREJ E;INYAKIN VALERIJ M;SHTEJNBERG ROMAN L
发明人
USHAKOV ANDREJ E;INYAKIN VALERIJ M;SHTEJNBERG ROMAN L
分类号
E01B11/54;(IPC1-7):E01B11/54
主分类号
E01B11/54
代理机构
代理人
主权项
地址
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