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发明名称
数学教学板
摘要
数学教学板,属于数学教学用具技术领域。本实用新型的技术方案是:包括黑板,其特征是在黑板边缘设有转轴,转轴上设有伸缩套杆,伸缩套杆内设有弹簧,伸缩套杆前端设有拉环。本实用新型结构简单,在数学教学过程中作图操作简便、省时省力,减轻了教师的工作难度。
申请公布号
CN202319576U
申请公布日期
2012.07.11
申请号
CN201120482343.8
申请日期
2011.11.17
申请人
郭丽敏
发明人
郭丽敏
分类号
B43L13/00(2006.01)I
主分类号
B43L13/00(2006.01)I
代理机构
代理人
主权项
数学教学板,包括黑板(1),其特征是:在黑板(1)边缘设有转轴(2),转轴(2)上设有伸缩套杆(3),伸缩套杆(3)内设有弹簧(4),伸缩套杆(3)前端设有拉环(5)。
地址
272500 山东省汶上县第一实验中学
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