发明名称 Lampshade
摘要 A lampshade has a body with a number of spaced-apart apertures extending through the thickness of the body. The apertures are arranged in a pattern defining an image on the lampshade. Each aperture is sufficiently small in cross section to form an illuminated image pixel from normal viewing distances when the lampshade is illuminated by a lamp.
申请公布号 US7373744(B1) 申请公布日期 2008.05.20
申请号 US20040868120 申请日期 2004.06.15
申请人 WAGNER JON K 发明人 WAGNER JON K.
分类号 G09F13/00 主分类号 G09F13/00
代理机构 代理人
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