发明名称 CHALK WRAP WITH PAPER WHICH HAS PERFORATED LINES
摘要 PURPOSE: A chalk wrapped with a paper having cutting lines is provided to facilitate use of chalks by removing a paper which covers the chalk when needed. CONSTITUTION: A chalk wrapped with a paper having cutting lines comprises a chalk body(1) and a paper(2). The paper covers the chalk body. The paper includes a plurality of cutting lines(3). The cutting lines are formed leaving specified intervals. The paper can be separated from the chalk body through the cutting lines.
申请公布号 KR20120079711(A) 申请公布日期 2012.07.13
申请号 KR20110001055 申请日期 2011.01.05
申请人 LEE, JI WON;JEONG, CHANG JE 发明人 LEE, JI WON
分类号 B43K19/00;B43K19/12 主分类号 B43K19/00
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