发明名称 Projection screen has a roller mounting in a frame in front of a fixed picture or text
摘要 <p>A projection screen (5) is mounted on a roller (4) inside a picture frame (6) hung onto any suitable wall or other mounting. When not required for projection the screen is rolled up displaying a picture or a text as required. This enables the screen system to fit into the decor of the room and to be instantly available for projection. The frame can be provided with integral lighting for enhanced effect.</p>
申请公布号 DE202005007565(U1) 申请公布日期 2005.09.08
申请号 DE20052007565U 申请日期 2005.05.13
申请人 MUELLER, ULLRICH;SCHMITZ, HOLGER 发明人
分类号 G03B21/58;G03B21/60;G09F15/00;(IPC1-7):G03B21/60 主分类号 G03B21/58
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