发明名称 SOLID DRAWING TOOL
摘要 <P>PROBLEM TO BE SOLVED: To provide a solid drawing tool capable of freshly exposing a tip end which can draw as wear of a solid drawing material proceeds without providing a protective sheet with a special structure such as perforated lines or cut lines for peeling or cutting while coating the circumference of the solid drawing material with the protective sheet. <P>SOLUTION: The solid drawing tool 10 includes: the solid drawing material 20 molded in a bar shape; and the protective sheet 30 wound around the circumference of the solid drawing material 20 twice, wherein the solid drawing material 20 can be sharpened by a pencil sharpener all together with the protective sheet 30. <P>COPYRIGHT: (C)2013,JPO&INPIT
申请公布号 JP2013035166(A) 申请公布日期 2013.02.21
申请号 JP20110171442 申请日期 2011.08.05
申请人 MITSUBISHI PENCIL CO LTD 发明人 KITAZAWA KATSUNORI;MATSUMOTO MASAAKI
分类号 B43K19/00;C09D13/00 主分类号 B43K19/00
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