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发明名称
摘要
申请公布号
JPS5671660(U)
申请公布日期
1981.06.12
申请号
JP19790152685U
申请日期
1979.11.02
申请人
发明人
分类号
G03B27/62;G03G15/04;H04N1/00;H04N1/04;H04N1/17;(IPC1-7):H04N1/17
主分类号
G03B27/62
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代理人
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