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发明名称
디지탈 전화 교환장치
摘要
<p>내용 없음</p>
申请公布号
KR840002186(A)
申请公布日期
1984.06.11
申请号
KR19820004751
申请日期
1982.10.23
申请人
null, null
发明人
신기수 (외 1)
分类号
H04M9/02
主分类号
H04M9/02
代理机构
代理人
主权项
地址
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