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发明名称
预留数据打孔票据
摘要
申请公布号
CN3265589D
申请公布日期
2002.11.27
申请号
CN02306206.1
申请日期
2002.04.30
申请人
管晓峰
发明人
管晓峰
分类号
19-08
主分类号
19-08
代理机构
代理人
主权项
地址
100088北京市西土城路25号中国政法大学经济法系
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