发明名称 WHITE ERASER WITH 3COLORS PEN
摘要 The present invention relates to a three colored pen with a correction fluid for enhancing user convenience by combining the correction fluid in the pen and thus using one pen without the necessity to separately carry a pen and a correction fluid. The three colored pen of the present invention uses an ink cartilage, a spring, and a rubber fixing cap, which are commonly used for a pen and installed by being fixated inside of the pen.
申请公布号 KR20150140086(A) 申请公布日期 2015.12.15
申请号 KR20140068372 申请日期 2014.06.05
申请人 INDUSTRY-ACADEMIC COOPERATION FOUNDATION OF DAEDUK COLLEGE 发明人 PARK, KYU SOON;PARK, SEUL CHAN;OH, SUN YOUNG
分类号 B43K29/05;B43K27/12 主分类号 B43K29/05
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