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发明名称
摘要
申请公布号
JPH0475467(U)
申请公布日期
1992.07.01
申请号
JP19900118676U
申请日期
1990.11.13
申请人
发明人
分类号
H04N1/32;H04L1/08;H04L13/00;H04L29/08;(IPC1-7):H04N1/32
主分类号
H04N1/32
代理机构
代理人
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