A earphone with material emitting infrared light and negative ions,申请号KR20050030424U-传众专利搜索

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发明名称	A earphone with material emitting infrared light and negative ions
摘要
申请公布号	KR200406253(Y1)	申请公布日期	2006.01.20
申请号	KR20050030424U	申请日期	2005.10.26
申请人		发明人
分类号	H04R1/10	主分类号	H04R1/10
代理机构		代理人
主权项
地址

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