发明名称 BOOK CONTAINING EDUCATION MEANS FOR TEACHING PROFESSIONAL CALCULATOR
摘要 PURPOSE: A book containing education means for teaching professional calculator is provided to indicate the result value of the finance calculator through the image and graph. CONSTITUTION: The financial condition display part(10) is provided in the form of the story. The money computational process display part(20) shows the money calculation operation process. The money calculation operation result display part(30) indicates the result of training of the money calculation about the financial condition. The finance use of calculator method display part(40) provides the usage about the finance calculator. The money calculation figure element display unit(50) indicates the element numeric information calculating money. The computational process explanation part(60) copes with the money computational process display part.
申请公布号 KR20090114930(A) 申请公布日期 2009.11.04
申请号 KR20080040813 申请日期 2008.04.30
申请人 KIM, DAE HYUN 发明人 KIM, DAE HYUN
分类号 G09B5/00;G09B19/02 主分类号 G09B5/00
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