CN201829030U - 注意力唤醒及评分的教学辅助装置 - Google Patents
注意力唤醒及评分的教学辅助装置 Download PDFInfo
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- CN201829030U CN201829030U CN201020254678XU CN201020254678U CN201829030U CN 201829030 U CN201829030 U CN 201829030U CN 201020254678X U CN201020254678X U CN 201020254678XU CN 201020254678 U CN201020254678 U CN 201020254678U CN 201829030 U CN201829030 U CN 201829030U
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CN201020254678XU CN201829030U (zh) | 2010-07-09 | 2010-07-09 | 注意力唤醒及评分的教学辅助装置 |
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CN201020254678XU CN201829030U (zh) | 2010-07-09 | 2010-07-09 | 注意力唤醒及评分的教学辅助装置 |
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CN201829030U true CN201829030U (zh) | 2011-05-11 |
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CN201020254678XU Expired - Fee Related CN201829030U (zh) | 2010-07-09 | 2010-07-09 | 注意力唤醒及评分的教学辅助装置 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102314780A (zh) * | 2010-07-09 | 2012-01-11 | 上海育爱科技发展有限公司 | 一种教学辅助装置及教学辅助方法 |
CN102385662A (zh) * | 2011-06-08 | 2012-03-21 | 李春彪 | 一种无线旅游电子助理 |
CN110364035A (zh) * | 2019-08-16 | 2019-10-22 | 合肥凌极西雅电子科技有限公司 | 一种智能教学管理系统 |
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2010
- 2010-07-09 CN CN201020254678XU patent/CN201829030U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102314780A (zh) * | 2010-07-09 | 2012-01-11 | 上海育爱科技发展有限公司 | 一种教学辅助装置及教学辅助方法 |
CN102385662A (zh) * | 2011-06-08 | 2012-03-21 | 李春彪 | 一种无线旅游电子助理 |
CN110364035A (zh) * | 2019-08-16 | 2019-10-22 | 合肥凌极西雅电子科技有限公司 | 一种智能教学管理系统 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHANGHAI YU AI TECHNOLOGY DEVELOPMENT CO., LTD. Free format text: FORMER OWNER: SHANGHAI TIANZE BIOPHARMACEUTICAL TECHNOLOGY CO., LTD. Effective date: 20110812 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20110812 Address after: 201203 Shanghai Guo Shou Jing Road, Zhangjiang High Tech Park of Pudong New Area No. 351 Building No. 2 694-01 Patentee after: Shanghai Yuai Technology Development Co.,Ltd. Address before: 201203 Shanghai Guo Shou Jing Road, Zhangjiang High Tech Park of Pudong New Area No. 351 Building No. 2 694-01 Patentee before: Shanghai Tianze Biological Pharmaceutical Technology Co., Ltd. |
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C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20130709 |