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发明名称
数字棋
摘要
省略其它视图。棋盘主视图棋子俯视图黑方棋子主视图白方棋子主视图
申请公布号
CN3010078S
申请公布日期
1991.07.10
申请号
CN91303001.5
申请日期
1991.01.07
申请人
孙艳波
发明人
孙艳波
分类号
21-01-C0293
主分类号
21-01-C0293
代理机构
沈阳市专利事务所
代理人
于菲
主权项
地址
150600黑龙江省尚志市纺织厂细纱车间
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