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发明名称
LANGUAGE TRAINING DEVICE USING CAPTION SIGNAL
摘要
申请公布号
KR0160233(B1)
申请公布日期
1998.11.16
申请号
KR19950046716
申请日期
1995.12.05
申请人
LG ELECTRONICS CO.,LTD
发明人
LEE, JAE-KYUNG
分类号
G09B5/06;(IPC1-7):G09B5/06
主分类号
G09B5/06
代理机构
代理人
主权项
地址
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