发明名称 COLORED PENCIL LEAD
摘要 Provided is a color pencil lead which is excellent in a hue, a light registance and a strength and can be erased with an eraser and which is suited to pencil leads for mechanical pencils and wooden pattern holder pencils. The above color pencil lead is characterized by containing a resin in which a dye is dissolved or included in a pencil lead body.
申请公布号 EP3112430(A1) 申请公布日期 2017.01.04
申请号 EP20150755640 申请日期 2015.02.20
申请人 Mitsubishi Pencil Company, Limited 发明人 BANZAI Satoru
分类号 C09D13/00;B43K19/02 主分类号 C09D13/00
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