DIAPHRAGM FOR LOUDSPEAKER,申请号JP19870241218-传众专利搜索

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发明名称	DIAPHRAGM FOR LOUDSPEAKER
摘要
申请公布号	JPS6482895(A)	申请公布日期	1989.03.28
申请号	JP19870241218	申请日期	1987.09.25
申请人	MATSUSHITA ELECTRIC IND CO LTD	发明人	YONETANI YOSHIAKI
分类号	H04R7/02;H04R7/12	主分类号	H04R7/02
代理机构		代理人
主权项
地址

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