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发明名称
儿童拼写板
摘要
左视图与右视图对称,省略左视图。
申请公布号
CN3212531D
申请公布日期
2001.12.05
申请号
CN01305284.5
申请日期
2001.03.29
申请人
杨立刚
发明人
杨立刚
分类号
19-06-B0310
主分类号
19-06-B0310
代理机构
吉林市专利事务所
代理人
孙自力
主权项
地址
132022吉林省吉林市龙潭区榆树街吉化公司炼油厂厂管处
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