发明名称 EDUCATIONAL INSTRUMENT OF WOODWORK FOR INFANTS
摘要 PURPOSE: A woodwork practicing teaching aid for children is provided to improve the efficiency of woodwork practicing teaching aid. CONSTITUTION: A work stand(10) includes a flat member and a timber on an upper side. A vertical frame(20) is formed on the plane of the work stand and supports the side of the timber. A horizontal frame(30) is rotatably combined with the upper side of the vertical frame and supports the upper part of the timber. A pressing block(40) is formed in one side of the horizontal frame. The flow of the timber is prevented through the slant face for the pressurized of the timber.
申请公布号 KR20100112258(A) 申请公布日期 2010.10.19
申请号 KR20090030675 申请日期 2009.04.09
申请人 JEONG, HUI CHANG 发明人 JEONG, HUI CHANG
分类号 G09B19/24;G09B25/02 主分类号 G09B19/24
代理机构 代理人
主权项
地址