ESTRUCTURA DE VIGA.,申请号ES19890002649U-传众专利搜索

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发明名称	ESTRUCTURA DE VIGA.
摘要
申请公布号	ES1012325(U)	申请公布日期	1990.08.01
申请号	ES19890002649U	申请日期	1989.08.23
申请人	ALVAREZ BRAUN RAMON ANTONIO;SAN LUIS DELGADO DANIEL JUAN	发明人
分类号	E04G11/50;(IPC1-7):E04G11/50	主分类号	E04G11/50
代理机构		代理人
主权项
地址

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