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发明名称
盒式棋盘
摘要
后视图与主视图相同、右视图与左视图相同,故省略后视图、右视图。
申请公布号
CN3062635D
申请公布日期
1997.08.20
申请号
CN96308471.2
申请日期
1996.08.21
申请人
余松芬
发明人
余松芬
分类号
21-01-C0293
主分类号
21-01-C0293
代理机构
代理人
主权项
地址
325206浙江省瑞安市岑岐大典下大桥边
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