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发明名称
A CONTROL CIRCUIT FOR CONVERTING CALL
摘要
申请公布号
KR100248220(B1)
申请公布日期
2000.03.15
申请号
KR19970063640
申请日期
1997.11.28
申请人
SAMSUNG ELECTRONICS CO, LTD.
发明人
LEE, YOUNG-SOO
分类号
H04Q3/00;(IPC1-7):H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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