OUVRAGE DE PASSAGE SOUS REMBLAI,申请号FR19980002846-传众专利搜索

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发明名称	OUVRAGE DE PASSAGE SOUS REMBLAI
摘要
申请公布号	FR2775704(B1)	申请公布日期	2000.05.19
申请号	FR19980002846	申请日期	1998.03.09
申请人	SOCIETE CIVILE DE BREVETS MATIERE	发明人	MATIERE MARCEL
分类号	E02D29/045;E21D13/00;(IPC1-7):E02D29/05	主分类号	E02D29/045
代理机构		代理人
主权项
地址

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