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发明名称
充电式吸尘黑板擦
摘要
充电式吸尘黑板擦是由板擦、外壳、型腔、插头、叶轮、插头、出灰盖、电池盖、启动开关构成的;型腔上装有电机、充电元件、电池等。无须更换电池。是老师理想教学必不可少的健身用品。由于无粉笔灰飞散,所以保证了老师的身心健康。将板擦换成板刷还可作吸尘器使用。
申请公布号
CN2093102U
申请公布日期
1992.01.15
申请号
CN91200179.8
申请日期
1991.01.02
申请人
郭正新
发明人
郭正新
分类号
B43L21/02
主分类号
B43L21/02
代理机构
代理人
主权项
1、由板擦、外壳、型腔、插头、叶轮、弹簧片、插头开关、出灰盖、电池盖、起动开关构成的充电式吸尘黑板擦,其特征是:型腔上装有电机、充电元件、充电电池。
地址
214151江苏省无锡市锡兴钢铁联合公司(钱桥)
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