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经营范围
发明名称
矫视魔方卡片
摘要
省略卡片后视图。
申请公布号
CN87300462S
申请公布日期
1988.08.10
申请号
CN87300462
申请日期
1987.12.21
申请人
汤智明
发明人
汤智明
分类号
24-99
主分类号
24-99
代理机构
代理人
主权项
地址
上海市龙吴路5000号
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