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发明名称
教学模型(1)
摘要
1.产品名称:教学模型(1);2.用途:用于数学教学用具;3.本外观设计要点;在于产品的形状;4.省略其它视图;5.指定立体图用于公告。
申请公布号
CN301859680S
申请公布日期
2012.03.14
申请号
CN201130394865.8
申请日期
2011.10.31
申请人
董继学
发明人
董继学
分类号
09-07
主分类号
09-07
代理机构
代理人
主权项
地址
163319 黑龙江省大庆市萨尔图区农大小区13号2门301室
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