发明名称 |
AN INSTRUMENT FOR LEARNING DIAGRAM |
摘要 |
PURPOSE: A teaching aid for learning figures is provided to understand difficult mathematic principles easily and joyfully. CONSTITUTION: A teaching aid for learning figures comprises the following steps: A body comprises a floor board(10), an edge(11) surrounding the circumference of the floor board, and a transparent upper board(12) separated in a parallel direction from the floor board, and forms a sealed space isolated from the outside. Plural partitions(13,14,15,16) are formed vertically between the floor board and the upper board, and divide the sealed space of the body into multiple polygonal space. A fluid(W) is filled in on one part of the polygonal space. |
申请公布号 |
KR20130012939(A) |
申请公布日期 |
2013.02.05 |
申请号 |
KR20120081585 |
申请日期 |
2012.07.26 |
申请人 |
LEE, YOON DO;LEE, SEO RIM |
发明人 |
LEE, SEO RIM;LEE, YOON DO;LEE, YOUNG RO;LEE, JIN |
分类号 |
G09B23/04;G09B19/00 |
主分类号 |
G09B23/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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