Tijolo de duplo encaixe para construção,申请号BR1997MU00819U-传众专利搜索

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发明名称	Tijolo de duplo encaixe para construção
摘要
申请公布号	BR7700819(U)	申请公布日期	1998.12.22
申请号	BR1997MU00819U	申请日期	1997.05.07
申请人	SPINI VITTORIO RANIERO;DA SILVA HERIVELTO	发明人	VITTORIO RANJERO SPINI;SILVA HARIVELTO DA
分类号	E04B2/42;(IPC1-7):E04B2/42	主分类号	E04B2/42
代理机构		代理人
主权项
地址

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