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发明名称
A SYSTEM OF MANAGING AN EDUCATIONAL INSTITUTE'S ATTENDANCE OR ABSENCE AND TRANSFERRING SMS CHARACTER OR E-MAIL
摘要
申请公布号
KR20050077623(A)
申请公布日期
2005.08.03
申请号
KR20040005904
申请日期
2004.01.29
申请人
SMART IS
发明人
PARK, YONG HO
分类号
H04W4/12;H04W92/18;(IPC1-7):H04Q7/20
主分类号
H04W4/12
代理机构
代理人
主权项
地址
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