发明名称 Writing or painting box with light source - allows guiding of childs hand while learning to write
摘要 <p>Transparent writing or painting box (1) contains a light source (2), and on top of the box is placed a sheet of paper (5) bearing writing or a picture, on top of which is placed a sheet of blank paper (6). The writing or picture on the lower sheet can be seen through the blank sheet, and can be easily traced on the blank sheet by a child which has not yet learn to write. The box allows children of pre-school age and school beginners to learn to write more easily, and allows tracing by hand of any transparent paper bearing writing or a drawing.</p>
申请公布号 DE2543070(A1) 申请公布日期 1977.03.31
申请号 DE19752543070 申请日期 1975.09.26
申请人 EBERLEIN,MARTIN 发明人 EBERLEIN,MARTIN
分类号 B44D3/04;(IPC1-7):43L13/00;44D3/04 主分类号 B44D3/04
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