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发明名称	Kopfhörer
摘要
申请公布号	DE69943195(D1)	申请公布日期	2011.03.31
申请号	DE19996043195	申请日期	1999.10.15
申请人	SONY CORP.	发明人	NAGENO, KOJI;ITO, TOMOHIRO
分类号	H04R1/10;H04R5/033	主分类号	H04R1/10
代理机构		代理人
主权项
地址

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