SUPER-DIRECTIVITY MICROPHONE,申请号JP19920328016-传众专利搜索

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发明名称	SUPER-DIRECTIVITY MICROPHONE
摘要
申请公布号	JPH06178380(A)	申请公布日期	1994.06.24
申请号	JP19920328016	申请日期	1992.12.08
申请人	MATSUSHITA ELECTRIC IND CO LTD	发明人	IBARAKI SATORU;KANAMORI TAKEO;FURUKAWA HIROMOTO
分类号	H04R1/34;(IPC1-7):H04R1/34	主分类号	H04R1/34
代理机构		代理人
主权项
地址

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