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发明名称
COPYING MACHINE WITH VARIABEL MAGNIFICATION DEVICE
摘要
申请公布号
KR1019900001470(B1)
申请公布日期
1990.03.12
申请号
KR1019850001942
申请日期
1985.03.25
申请人
发明人
分类号
主分类号
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代理人
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