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经营范围
发明名称
Forked railway track system
摘要
申请公布号
GB0224089(D0)
申请公布日期
2002.11.27
申请号
GB20020024089
申请日期
2002.10.16
申请人
BALFOUR BEATTY PLC
发明人
分类号
A63H19/32;E01B7/04
主分类号
A63H19/32
代理机构
代理人
主权项
地址
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