CN213007274U - 一种实验室用移动式教学黑板 - Google Patents
一种实验室用移动式教学黑板 Download PDFInfo
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CN113593317A (zh) * | 2021-07-26 | 2021-11-02 | 陈徽 | 一种教学平面绘图软件用的教学展示设备 |
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CN113593317A (zh) * | 2021-07-26 | 2021-11-02 | 陈徽 | 一种教学平面绘图软件用的教学展示设备 |
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Inventor after: Li Yilun Inventor after: Zhang Wanbing Inventor after: Ye Yanyan Inventor before: Ye Yanyan |
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Effective date of registration: 20230703 Address after: No. 66, Shatai South Road, Tianhe District, Guangzhou, Guangdong 510000 Patentee after: Li Yilun Patentee after: Zhang Wanbing Address before: Room 902, 149 Huiqiao 2nd Street, Baiyun District, Guangzhou, Guangdong 510000 Patentee before: Ye Yanyan |
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