发明名称 Speaker device
摘要 <p>In a speaker device including a plurality of speakers outputting different frequency bands, for a listener listening to sound from the speaker device, a first emitting direction of a first speaker emitting a high frequency band is oriented toward the listener more than a second emitting direction of a second speaker emitting a low frequency band. </p>
申请公布号 EP1225787(A3) 申请公布日期 2008.01.23
申请号 EP20020250405 申请日期 2002.01.21
申请人 YOSHITO, MARUO 发明人 YOSHITO, MARUO
分类号 H04R1/28;H04R1/26;H04R1/32;H04R5/00;H04R5/02 主分类号 H04R1/28
代理机构 代理人
主权项
地址