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经营范围
发明名称
UNDERGROUND SUSPENDED RAILWAY STRUCTURES
摘要
申请公布号
GB1581313(A)
申请公布日期
1980.12.10
申请号
GB19780001966
申请日期
1978.01.18
申请人
BECORIT (GB) LTD
发明人
分类号
E01B25/24;(IPC1-7):B61B3/00
主分类号
E01B25/24
代理机构
代理人
主权项
地址
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