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经营范围
发明名称
SOUND MUTING CIRCUIT
摘要
申请公布号
KR910006097(Y1)
申请公布日期
1991.08.16
申请号
KR19880012921U
申请日期
1988.08.03
申请人
SAM SUNG ELECTRONICS CO.,LTD.
发明人
SONG JU-CHIL
分类号
H04N5/60;(IPC1-7):H04N5/60
主分类号
H04N5/60
代理机构
代理人
主权项
地址
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