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发明名称
Railway switch slide baseplates
摘要
申请公布号
GB2202563(A)
申请公布日期
1988.09.28
申请号
GB19870006591
申请日期
1987.03.19
申请人
* BRITISH RAILWAYS BOARD
发明人
JOHN * CHAMBERS
分类号
E01B7/02;(IPC1-7):E01B7/02
主分类号
E01B7/02
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