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经营范围
发明名称
方圆围棋盘
摘要
1.左视图与右视图相同,省略右视图;2.俯视图与仰视图相同,省略仰视图。
申请公布号
CN3230451D
申请公布日期
2002.04.03
申请号
CN01304388.9
申请日期
2001.07.27
申请人
赵祝元
发明人
赵祝元
分类号
21-01-C0310
主分类号
21-01-C0310
代理机构
贵阳中新专利事务所
代理人
刘楠
主权项
地址
550200贵州省修文县教育局教研室
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