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发明名称
摘要
申请公布号
JPS54122581(U)
申请公布日期
1979.08.27
申请号
JP19780019525U
申请日期
1978.02.15
申请人
发明人
分类号
B65H31/02;H04N1/00;(IPC1-7):B65H31/02;H04N1/02
主分类号
B65H31/02
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