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发明名称
CIRCUIT TO CONTROL AUDIO SYSTEM
摘要
申请公布号
KR900011242(Y1)
申请公布日期
1990.12.22
申请号
KR19870005661U
申请日期
1987.04.20
申请人
SAM SUNG ELECTRONICS CO., LTD.
发明人
KWAK SUNG-SUN
分类号
H04M1/00;H04M11/00;(IPC1-7):H04M1/00
主分类号
H04M1/00
代理机构
代理人
主权项
地址
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