发明名称 Liquid crystal display device
摘要 A display device suitable for a game machine has dot printed films which are printed on a light guide plate which constitutes a backlight for illuminating a liquid crystal display panel. The dots of the dot printed films are arranged more densely in a window-frame portion corresponding region, which faces a display region of the liquid crystal display panel, and in the vicinity of an inner periphery of a transmission portion corresponding to a region which faces a transmission region.
申请公布号 US2005024555(A1) 申请公布日期 2005.02.03
申请号 US20040902121 申请日期 2004.07.30
申请人 SHIRAISHI YASUHISA;HIRAYAMA HISAO;TEZUKA AKIO;HASEGAWA MAKOTO 发明人 SHIRAISHI YASUHISA;HIRAYAMA HISAO;TEZUKA AKIO;HASEGAWA MAKOTO
分类号 F21V8/00;G02B6/00;G02F1/13357;(IPC1-7):G02F1/133 主分类号 F21V8/00
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