CAJA ACUSTICA PERFECCIONADA,申请号ES19430002575U-传众专利搜索

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发明名称	CAJA ACUSTICA PERFECCIONADA
摘要
申请公布号	ES257543(Y)	申请公布日期	1982.05.01
申请号	ES19430002575U	申请日期	1981.04.09
申请人		发明人
分类号	H04R1/02;(IPC1-7):04R1/02	主分类号	H04R1/02
代理机构		代理人
主权项
地址

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