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发明名称
COAXIAL SPEAKER
摘要
申请公布号
KR20060018439(A)
申请公布日期
2006.03.02
申请号
KR20040066804
申请日期
2004.08.24
申请人
ESTEC CORPORATION
发明人
HA, SEONG HOON
分类号
H04R1/00
主分类号
H04R1/00
代理机构
代理人
主权项
地址
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