| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a board which can be integrally provided with a projector, and has a screen function. Ž<P>SOLUTION: In the fixable or movable board 7 having at least the screen function, an arm 22 having a projector attachment part 21 is attached to the upper part or the side part of the board, and the projector 23 is mounted on the projector attachment part 21. The arm 22 is constructed such that the hanging angle of the projector 23 is changeable, and that a horizontal turning position of the projector 23 is changeable. The board 7 has only the screen function or both the screen function and a writing function. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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