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发明名称
带滑轮的黑板擦
摘要
本实用新型提供一种带滑轮的黑板擦,其特征在于:黑板与黑板擦相连,黑板擦与滑轮相连。本实用新型的有益效果是:提供一种带滑轮的黑板擦,在黑板擦上安装滑轮,可滑动清洁黑板,方便又省力。
申请公布号
CN202022014U
申请公布日期
2011.11.02
申请号
CN201120060755.2
申请日期
2011.03.09
申请人
毛俊
发明人
毛俊
分类号
B43L21/00(2006.01)I
主分类号
B43L21/00(2006.01)I
代理机构
代理人
主权项
带滑轮的黑板擦,其特征在于:黑板与黑板擦相连,黑板擦与滑轮相连。
地址
401120 重庆市渝北区第二实验中学
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