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经营范围
发明名称
RAILWAY TRACK CONSTRUCTION AND PAD THEREFOR
摘要
申请公布号
GB1554160(A)
申请公布日期
1979.10.17
申请号
GB19750027384
申请日期
1975.06.27
申请人
SAUNDERS REEVE ENG LTD
发明人
分类号
E01B9/36;E01B9/68;(IPC1-7):E01B9/68
主分类号
E01B9/36
代理机构
代理人
主权项
地址
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