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经营范围
发明名称
Methode for call-waiting of one-phone terminal and apparatus thereof
摘要
申请公布号
KR101033687(B1)
申请公布日期
2011.05.12
申请号
KR20030090744
申请日期
2003.12.12
申请人
发明人
分类号
H04B1/40
主分类号
H04B1/40
代理机构
代理人
主权项
地址
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