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发明名称
ELECTRONIC COMMERCE SYSTEM BASED ON BIDIRECTIONAL IMAGE COMMUNICATIONS AND METHOD THEREOF
摘要
申请公布号
KR20010109871(A)
申请公布日期
2001.12.12
申请号
KR20000030589
申请日期
2000.06.03
申请人
CHOI, HYUNG SOON
发明人
CHOI, HYUNG SOON
分类号
(IPC1-7):G06F17/60
主分类号
(IPC1-7):G06F17/60
代理机构
代理人
主权项
地址
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