Earphone system and terminal equipment system including the same,申请号HK19990102569-传众专利搜索

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发明名称	Earphone system and terminal equipment system including the same
摘要
申请公布号	HK1017470(A1)	申请公布日期	2000.05.05
申请号	HK19990102569	申请日期	1999.06.15
申请人	NEC CORPORATION	发明人	HIROAKI SHIBAYAMA
分类号	H04R1/10;G11B31/00;G11B33/12;H04B7/26;H04M1/04;H04M1/60;H04R5/033;(IPC1-7):G08C;G11B;H04M	主分类号	H04R1/10
代理机构		代理人
主权项
地址

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