PYRAMID TYPE SPEAKER BOX,申请号JP19760007002-传众专利搜索

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发明名称	PYRAMID TYPE SPEAKER BOX
摘要
申请公布号	JPS5289910(A)	申请公布日期	1977.07.28
申请号	JP19760007002	申请日期	1976.01.23
申请人	MASAKI KAZUMI	发明人	MASAKI KAZUMI
分类号	H04R1/28;H04R1/22	主分类号	H04R1/28
代理机构		代理人
主权项
地址

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