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发明名称
摘要
申请公布号
DD97967(A5)
申请公布日期
1973.05.20
申请号
DD19720162413
申请日期
1972.04.19
申请人
发明人
分类号
B41J19/20;B41J25/00;(IPC1-7):G06K15/10
主分类号
B41J19/20
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代理人
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