SPEAKER,申请号JP19890316843-传众专利搜索

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发明名称	SPEAKER
摘要
申请公布号	JPH03177198(A)	申请公布日期	1991.08.01
申请号	JP19890316843	申请日期	1989.12.06
申请人	MATSUSHITA ELECTRIC IND CO LTD	发明人	SUMIYAMA MASAHIDE
分类号	H04R9/02	主分类号	H04R9/02
代理机构		代理人
主权项
地址

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