MURO DE CONTRA-ENCOSTA APERFEICOADO,申请号PT19900093390-传众专利搜索

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发明名称	MURO DE CONTRA-ENCOSTA APERFEICOADO
摘要
申请公布号	PT93390(B)	申请公布日期	1997.12.31
申请号	PT19900093390	申请日期	1990.03.09
申请人	PROYECTOS Y PATENTES, S.A. PROPATSA	发明人
分类号	E02D29/02;E04B;(IPC1-7):E02D29/02	主分类号	E02D29/02
代理机构		代理人
主权项
地址

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