发明名称 CASE CAN BE ATTACHED ON THE BLACKBOARD WITH A WHITEBOARD ERASER
摘要 The present invention relates to an eraser for a whiteboard. Erasing fabric with adhesion units is accommodated into a case having a storage unit and can be replaced with other erasing fabric when the lifetime of the the exposed erasing fabric is ended. The lifetime of the eraser for a whiteboard is extended and worn erasing fabric is replaced with new one, thereby preventing environmental pollutants from being discharged.
申请公布号 KR20130137873(A) 申请公布日期 2013.12.18
申请号 KR20120061513 申请日期 2012.06.08
申请人 LEE, SONG WON 发明人 LEE, SONG WON
分类号 B43L19/00 主分类号 B43L19/00
代理机构 代理人
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