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发明名称
SPEAKER DEVICE
摘要
申请公布号
EP2157814(B1)
申请公布日期
2013.07.31
申请号
EP20080751777
申请日期
2008.05.20
申请人
PANASONIC CORPORATION
发明人
FUJISE, AKIKO;TAKEWA, HIROYUKI;IWASA, MIKIO
分类号
H04R1/40;H04R7/18
主分类号
H04R1/40
代理机构
代理人
主权项
地址
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