DIRECTIONAL SOUND DETECTOR,申请号JP19900282247-传众专利搜索

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发明名称	DIRECTIONAL SOUND DETECTOR
摘要
申请公布号	JPH04157384(A)	申请公布日期	1992.05.29
申请号	JP19900282247	申请日期	1990.10.19
申请人	NEC CORP	发明人	IKEDA TAKASHI
分类号	G01S3/805	主分类号	G01S3/805
代理机构		代理人
主权项
地址

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