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发明名称
ARCHED SUPPORT STRUCTURE
摘要
申请公布号
EP1021640(A1)
申请公布日期
2000.07.26
申请号
EP19980946576
申请日期
1998.10.07
申请人
THOMSON, JAMES CRAWFORD
发明人
THOMSON, JAMES CRAWFORD
分类号
E21D9/00;E21D11/18;(IPC1-7):E21D9/00
主分类号
E21D9/00
代理机构
代理人
主权项
地址
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