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发明名称
ELEMENT D'OUVRAGE TRIGONE
摘要
申请公布号
FR2761094(B1)
申请公布日期
1999.05.28
申请号
FR19970003656
申请日期
1997.03.21
申请人
VEGA MICHEL ANGE JULES
发明人
VEGA MICHEL ANGE JULES
分类号
E04C2/12;(IPC1-7):E04C1/00
主分类号
E04C2/12
代理机构
代理人
主权项
地址
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