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发明名称
CIRCUIT FOR RECORDING AND REPRODUCING BLACK AND WHITE STILL FRAME
摘要
申请公布号
KR1019910001220(B1)
申请公布日期
1991.02.26
申请号
KR1019870015545
申请日期
1987.12.31
申请人
发明人
分类号
主分类号
代理机构
代理人
主权项
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