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发明名称
SPEAKER
摘要
申请公布号
EP1881734(B1)
申请公布日期
2012.04.11
申请号
EP20070742885
申请日期
2007.05.07
申请人
PANASONIC CORPORATION
发明人
FUNAHASHI, OSAMU
分类号
H04R9/02;H04R7/18;H04R7/20;H04R9/04
主分类号
H04R9/02
代理机构
代理人
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