PROCEDIMIENTO PARA FABRICAR UNA LOSA DE HORMIGON CON ALMA HUECA.,申请号ES19230004450-传众专利搜索

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发明名称	PROCEDIMIENTO PARA FABRICAR UNA LOSA DE HORMIGON CON ALMA HUECA.
摘要
申请公布号	ES445023(A1)	申请公布日期	1977.05.16
申请号	ES19230004450	申请日期	1976.02.10
申请人	JAMES L. FANSON	发明人
分类号	B28B;E04C;(IPC1-7):04C/;28B/	主分类号	B28B
代理机构		代理人
主权项
地址

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