发明名称 LIGHT GUIDE BOARD AND LIGHT GUIDE KEY BOARD
摘要 A light guide board comprises: a buffer layer (5), light guide plates (4) having a first surface injection molded on the buffer layer, a second surface having pressing points (1) with a buffer function, and a light scattering portion (3). A light guide key board includes the light guide board.
申请公布号 EP2350713(B1) 申请公布日期 2014.03.26
申请号 EP20090828600 申请日期 2009.11.02
申请人 BYD COMPANY LIMITED 发明人 GUAN, JUNCHENG
分类号 F21V8/00 主分类号 F21V8/00
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