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发明名称
儿童智力画图全能板
摘要
1.省略其它视图2.“儿童智力画图全能板”为透明塑料和各种彩色透明塑料制成。可画出各种图形。
申请公布号
CN3003720S
申请公布日期
1989.06.10
申请号
CN88301236.7
申请日期
1988.07.25
申请人
赵民
发明人
赵民
分类号
19-06-S0669
主分类号
19-06-S0669
代理机构
代理人
主权项
地址
河南省平顶山市中兴路桥北建联招待所三楼工业美术研究所
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