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发明名称
摘要
申请公布号
JPH03500118(A)
申请公布日期
1991.01.10
申请号
JP19890504740
申请日期
1989.04.03
申请人
发明人
分类号
H04L27/00;H04B1/66;H04B14/04;H04K1/02;H04L9/10
主分类号
H04L27/00
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代理人
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