APERFEICOAMENTO INTRODUZIDO EM GRADE,申请号BR19810007110-传众专利搜索

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发明名称	APERFEICOAMENTO INTRODUZIDO EM GRADE
摘要
申请公布号	BR8107110(A)	申请公布日期	1983.05.31
申请号	BR19810007110	申请日期	1981.10.29
申请人	ZACARIAS JOAO	发明人	ZACARIAS JOAO
分类号	E06B9/00;(IPC1-7):E06B9/00	主分类号	E06B9/00
代理机构		代理人
主权项
地址

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