THE WORLD-LEARNING DEVICE OF FOREIGN LANGUAGE,申请号KR19970012235-传众专利搜索

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发明名称	THE WORLD-LEARNING DEVICE OF FOREIGN LANGUAGE
摘要
申请公布号	KR100225853(B1)	申请公布日期	1999.10.15
申请号	KR19970012235	申请日期	1997.04.02
申请人	WOONGJIN MEDIA CO., INC.	发明人	LEE, WON-WOO;LEE, YOUNG-MAN;HEO, SUN
分类号	G09B7/00;(IPC1-7):G09B7/00	主分类号	G09B7/00
代理机构		代理人
主权项
地址

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