ELEMENTO HUECO PARA FORMACION DE VIGAS POSTESADAS.,申请号ES19680148811U-传众专利搜索

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发明名称	ELEMENTO HUECO PARA FORMACION DE VIGAS POSTESADAS.
摘要
申请公布号	ES148811(Y)	申请公布日期	1970.05.01
申请号	ES19680148811U	申请日期	1968.03.12
申请人	FISAC SERNA	发明人
分类号	E04B	主分类号	E04B
代理机构		代理人
主权项
地址

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