BRIQUE PERFECTIONNEE ET PROCEDE POUR LA FABRIQUER.,申请号FR19900004514-传众专利搜索

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发明名称	BRIQUE PERFECTIONNEE ET PROCEDE POUR LA FABRIQUER.
摘要
申请公布号	FR2660682(B1)	申请公布日期	1993.07.09
申请号	FR19900004514	申请日期	1990.04.09
申请人	DUPONT YVES;DUPONT HENRI	发明人	DUPONT YVES;DUPONT HENRI
分类号	E04B2/14;(IPC1-7):E04C1/00;E04B1/76	主分类号	E04B2/14
代理机构		代理人
主权项
地址

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