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发明名称
摘要
申请公布号
DD95018(A1)
申请公布日期
1973.01.12
申请号
DD19710157200
申请日期
1971.08.19
申请人
发明人
分类号
B41F31/15;B41F31/30;(IPC1-7):B41F31/14
主分类号
B41F31/15
代理机构
代理人
主权项
地址
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