发明名称 MULTI-FUNCTION PENCIL SHARPENER WITH MUSIC
摘要 A multi-function pencil sharpener with music comprises a shell, a knife resting in the shell, a knife head mounted on the knife rest, a crank connecting a shaft of the knife head and a hopper, an aperture set at a position corresponding to the knife head at the shell, a jaw set in the aperture, a vocalism and/or flash circuit provided with IC which mounts on the shell, a turning switch set at the knife rest. The multi-function pencil sharpener of this invention is provided with music and flash function, it's more interesting, easy to use and stable.
申请公布号 WO2005032848(A8) 申请公布日期 2005.05.19
申请号 WO2004CN00440 申请日期 2004.04.30
申请人 LEUNG FUK ON 发明人 LEUNG FUK ON
分类号 B43L23/00;B43L23/08;(IPC1-7):B43L23/00 主分类号 B43L23/00
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