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发明名称
耳机(一)
摘要
申请公布号
CN301097575D
申请公布日期
2009.12.30
申请号
CN200830252749.0
申请日期
2008.11.14
申请人
瑞声声学科技（常州）有限公司
发明人
杭永珏
分类号
14-01
主分类号
14-01
代理机构
代理人
主权项
地址
213167江苏省常州市武进区南夏墅镇
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