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发明名称
摘要
申请公布号
JPH0283538(U)
申请公布日期
1990.06.28
申请号
JP19890086815U
申请日期
1989.07.24
申请人
发明人
分类号
G03B7/18;G03B11/00;G03B17/12;H04N5/235;H04N9/04;H04N9/73;(IPC1-7):G03B17/12
主分类号
G03B7/18
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代理人
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地址
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