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摘要
申请公布号
KR200195758(Y1)
申请公布日期
2000.09.15
申请号
KR20000010184U
申请日期
2000.04.10
申请人
CHA, HONG CHEUL
发明人
CHA, HONG CHEUL
分类号
H04Q9/00;(IPC1-7):H04Q9/00
主分类号
H04Q9/00
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