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发明名称	ACOUSTIC LENS
摘要
申请公布号	JPS5632194(A)	申请公布日期	1981.04.01
申请号	JP19790107509	申请日期	1979.08.23
申请人	SANSUI ELECTRIC CO	发明人	KUROKAWA TERUO
分类号	G10K11/30	主分类号	G10K11/30
代理机构		代理人
主权项
地址

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