PIEZOELECTRIC RECEPTION UNIT,申请号JP19970223293-传众专利搜索

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发明名称	PIEZOELECTRIC RECEPTION UNIT
摘要
申请公布号	JPH1169489(A)	申请公布日期	1999.03.09
申请号	JP19970223293	申请日期	1997.08.20
申请人	MATSUSHITA ELECTRIC IND CO LTD	发明人	NAKAGAWARA MUTSUYUKI
分类号	H04R17/00;H04M1/03;(IPC1-7):H04R17/00	主分类号	H04R17/00
代理机构		代理人
主权项
地址

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