发明名称 Externally mounted speaker for notebook computer
摘要 An externally mounted speaker for a notebook computer mainly has a moveable speaker box assembled on the back side of a screen; when the screen is in a vertical position, the speaker box can be pulled out of a box mounting slot to protrude outward and face directly across the user for obtaining the most stereo sound effect.
申请公布号 US2003063765(A1) 申请公布日期 2003.04.03
申请号 US20010968874 申请日期 2001.10.03
申请人 LU LIANG-CHI 发明人 LU LIANG-CHI
分类号 H04R5/02;(IPC1-7):H04R5/02;H04R1/02;H04R9/06 主分类号 H04R5/02
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