HEADPHONE WITH MICROPHONE.,申请号EP19890908154-传众专利搜索

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发明名称	HEADPHONE WITH MICROPHONE.
摘要
申请公布号	EP0423202(B1)	申请公布日期	1994.10.12
申请号	EP19890908154	申请日期	1989.06.30
申请人	JENSEN, JORGEN WEBER	发明人	JENSEN, JORGEN WEBER
分类号	H04R1/10;H04M1/05;(IPC1-7):H04R1/08	主分类号	H04R1/10
代理机构		代理人
主权项
地址

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