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发明名称
Double Diaphragm Micro speaker
摘要
申请公布号
KR100638057(B1)
申请公布日期
2006.10.24
申请号
KR20050014148
申请日期
2005.02.21
申请人
发明人
分类号
H04R9/06;H04R9/02
主分类号
H04R9/06
代理机构
代理人
主权项
地址
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