发明名称 Speaker Guard for Audio Devices
摘要 A method and apparatus providing for the protection of the sound emitted by an audio device from physical interference during use of the audio device. Such an audio device in which said audio device may further function as at least one of the following: mobile phone, telephone, smart phone, or multimedia player. Such a method and apparatus comprising a housing with an extended portion about the speakers of the audio device whereby said extended portion protects the speakers from being covered or obstructed by unwanted material or objects.
申请公布号 US2013259273(A1) 申请公布日期 2013.10.03
申请号 US201213431861 申请日期 2012.03.27
申请人 CHIN DAVID HYUNG 发明人 CHIN DAVID HYUNG
分类号 H04R25/00 主分类号 H04R25/00
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