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发明名称
DISCOURSE AND OPERATION TYPE CLOCK INSTRUMENT OF EDUCATION USING CLOCK MODEL
摘要
<p>본 발명의 목적은 시계 모형을 이용하여 시간 개념을 이해함과 동시에, 일과표에 따른 함수(또는 연산식)를 세워서 시간을 수학적으로 연산할 수 있고, 아동의 사고력을 창의적으로 계발할 수 있는 시계 모형을 이용한 논술식 및 연산식 시계학습교구를 제공하는데 있다.</p>
申请公布号
KR101120553(B1)
申请公布日期
2012.03.09
申请号
KR20090100275
申请日期
2009.10.21
申请人
发明人
分类号
G09B19/02;G09B19/12
主分类号
G09B19/02
代理机构
代理人
主权项
地址
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