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发明名称
DUPLEXER CIRCUIT FOR DIGITAL SYSTEM
摘要
申请公布号
KR1019930000208(B1)
申请公布日期
1993.01.14
申请号
KR1019890017879
申请日期
1989.11.30
申请人
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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