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发明名称
练卡(笔形编码填色)
摘要
后视图无图案,省略后视图。
申请公布号
CN3401144D
申请公布日期
2004.10.27
申请号
CN200430013139.7
申请日期
2004.01.07
申请人
陈敏
发明人
陈敏
分类号
19-08
主分类号
19-08
代理机构
深圳市中知专利代理有限责任公司
代理人
汪明曙
主权项
地址
518112 广东省深圳市布吉康侨花园青之园18座A903室
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