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发明名称
IMPROVED RAIL TIE
摘要
申请公布号
EP0701642(B1)
申请公布日期
1999.12.15
申请号
EP19940917529
申请日期
1994.06.02
申请人
IGWEMEZIE, JUDE ODIHACKUKWUNMA
发明人
IGWEMEZIE, JUDE ODIHACKUKWUNMA
分类号
E01B9/48;E01B9/32;E01B3/16;E01B9/42;(IPC1-7):E01B3/16
主分类号
E01B9/48
代理机构
代理人
主权项
地址
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