发明名称 CARDBOARD WITH GROOVE
摘要 Disclosed is a plastic sheet placed under writing paper that is provided with a groove. The plastic sheet placed under writing paper according to the present invention includes: a plate; a groove that is formed for cutting means to be placed in an upper surface of the plate; and a first scale portion that is formed to be perpendicular to the groove on the upper surface of the plate. With the present invention, a user can cut paper straightly and for a desired length even without a ruler.
申请公布号 KR20160059827(A) 申请公布日期 2016.05.27
申请号 KR20140161870 申请日期 2014.11.19
申请人 YUN, DA EUN 发明人 YUN, DA EUN
分类号 B43L3/00;B43L5/00 主分类号 B43L3/00
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