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发明名称
BONE-CONDUCTION SPEAKER SET, ELECTRONIC DEVICE, ELECTRONIC TRANSLATION SYSTEM, AUDITORY SENSATION SYSTEM, NAVIGATION DEVICE, AND PORTABLE TELEPHONE
摘要
申请公布号
EP1850628(A4)
申请公布日期
2012.10.03
申请号
EP20060712658
申请日期
2006.01.31
申请人
AKITA ELECTRONICS SYSTEMS CO., LTD.;KATO, TORU;MASAKI, MASAKAZU
发明人
TOMATSU, TAKASHI;KATO, TORU;MASAKI, MASAKAZU
分类号
H04R1/00;H04R1/04;H04R1/10;H04R3/00
主分类号
H04R1/00
代理机构
代理人
主权项
地址
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