发明名称 SOUND AMPLIFICATION DEVICE FOR THE HARD OF HEARING
摘要 A sound amplification device for the hard of hearing, comprising sound acquisition means, sound amplification means, and amplified sound restitution devices, integrated into a mobile telephone (2) connected to at least one auricular earpiece (3).
申请公布号 WO2004091185(A2) 申请公布日期 2004.10.21
申请号 WO2004FR50135 申请日期 2004.03.30
申请人 DOUCET, GUILHEM 发明人 DOUCET, GUILHEM
分类号 H04M1/05;H04M1/21;H04M1/247;H04M1/60;H04R25/00 主分类号 H04M1/05
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