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发明名称
HEADPHONE
摘要
申请公布号
EP2410762(A4)
申请公布日期
2013.10.16
申请号
EP20100753449
申请日期
2010.03.11
申请人
AKASU, KATSUMI
发明人
AKASU, KATSUMI
分类号
H04R1/10;H04R3/12
主分类号
H04R1/10
代理机构
代理人
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