ELECTRIC ACOUSTIC CONVERTER AND LOUDSPEAKER,申请号JP19890136229-传众专利搜索

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发明名称	ELECTRIC ACOUSTIC CONVERTER AND LOUDSPEAKER
摘要
申请公布号	JPH0231599(A)	申请公布日期	1990.02.01
申请号	JP19890136229	申请日期	1989.05.31
申请人	BOOTSU IRIIRI	发明人	BOOTSU IRIIRI
分类号	H04R9/06;H04R1/24	主分类号	H04R9/06
代理机构		代理人
主权项
地址

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