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BLACKBOARD ERASER WHICH CLEARLY ERASE CHALK MARK ON THE BLACKBOARD AND A BLACKBOARD ERASING TOOL CAPABLE OF CONVENIENTLY REMOVING THE CHALK POWDER OF BLACKBOARD ERASER
BLACKBOARD ERASER WHICH CLEARLY ERASE CHALK MARK ON THE BLACKBOARD AND A BLACKBOARD ERASING TOOL CAPABLE OF CONVENIENTLY REMOVING THE CHALK POWDER OF BLACKBOARD ERASER
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机译：黑板擦上的粉笔痕迹清晰擦掉的黑板擦，以及一种能够方便地清除黑板擦粉笔粉的黑板擦工具
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摘要
PURPOSE: A blackboard eraser is provided to be comprised of natural leather which is external member and floor member of blackboard eraser erasing chalk mark on the blackboard, thereby maximizing the adsorptive power.;CONSTITUTION: A blackboard eraser includes a blackboard eraser, a blackboard cleaner. The blackboard eraser includes a supporting plate(100) and a bottom member(400) of natural leather which friction with the blackboard by being stalled to a supporting plate. The bottom member exposes an inner skin which has a nap. The blackboard cleaner comprises a combing member which attaches and detaches to the blackboard. The blackboard cleaner make sure that blackboard is settled. The blackboard cleaner forms a plurality of projection to be fractioned with the bottom member of blackboard and comprises a dusting member which a through-hole is formed between projections.;COPYRIGHT KIPO 2011
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