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发明名称
Railway switch
摘要
申请公布号
GB2144467(A)
申请公布日期
1985.03.06
申请号
GB19830021138
申请日期
1983.08.05
申请人
* GRANT LYON EAGRE LIMITED
发明人
ALAN ARTHUR * LENTON
分类号
E01B7/04;(IPC1-7):E01B7/18
主分类号
E01B7/04
代理机构
代理人
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