CN204680239U - A kind of Chinese characters tutoring system - Google Patents
A kind of Chinese characters tutoring system Download PDFInfo
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- CN204680239U CN204680239U CN201520228079.3U CN201520228079U CN204680239U CN 204680239 U CN204680239 U CN 204680239U CN 201520228079 U CN201520228079 U CN 201520228079U CN 204680239 U CN204680239 U CN 204680239U
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CN201520228079.3U CN204680239U (en) | 2015-04-15 | 2015-04-15 | A kind of Chinese characters tutoring system |
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CN201520228079.3U CN204680239U (en) | 2015-04-15 | 2015-04-15 | A kind of Chinese characters tutoring system |
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CN204680239U true CN204680239U (en) | 2015-09-30 |
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CN201520228079.3U Expired - Fee Related CN204680239U (en) | 2015-04-15 | 2015-04-15 | A kind of Chinese characters tutoring system |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106355965A (en) * | 2016-11-30 | 2017-01-25 | 河南机电高等专科学校 | Computer control teaching system |
CN106373441A (en) * | 2016-11-30 | 2017-02-01 | 河南机电高等专科学校 | Multifunctional computer teaching device |
CN108428378A (en) * | 2018-05-24 | 2018-08-21 | 牡丹江师范学院 | Multi-functional elementary Chinese aiding device |
CN112535347A (en) * | 2020-12-23 | 2021-03-23 | 孙子昕 | Teaching system based on platform and desk linkage of Internet of things and use method thereof |
-
2015
- 2015-04-15 CN CN201520228079.3U patent/CN204680239U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106355965A (en) * | 2016-11-30 | 2017-01-25 | 河南机电高等专科学校 | Computer control teaching system |
CN106373441A (en) * | 2016-11-30 | 2017-02-01 | 河南机电高等专科学校 | Multifunctional computer teaching device |
CN108428378A (en) * | 2018-05-24 | 2018-08-21 | 牡丹江师范学院 | Multi-functional elementary Chinese aiding device |
CN112535347A (en) * | 2020-12-23 | 2021-03-23 | 孙子昕 | Teaching system based on platform and desk linkage of Internet of things and use method thereof |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
CB03 | Change of inventor or designer information |
Inventor after: Li Zheng Inventor before: Zhang Jingliang Inventor before: Wang Xinhui Inventor before: Lian Yanan |
|
COR | Change of bibliographic data | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170110 Address after: Metro Technology Building No. 69 Olympic Avenue in Jianye District of Nanjing city in Jiangsu province 210019 01 4 storey buildings Patentee after: Nanjing ancient Network Technology Co., Ltd. Address before: 325016 Ouhai City, Wenzhou province Lou street street, the village of Lu Lu Lu, Lane Lane, Lane No. 4, No. 3, No. Patentee before: WENZHOU FANGZHI BIOTECHNOLOGY CO., LTD. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20200325 Address after: No.49, Zhongshan South Road, Qinhuai District, Nanjing, Jiangsu Province Patentee after: Nanjing Qikai Desheng Network Technology Co., Ltd Address before: 01, building 4, Metro 69, 210019 Olympic Sports Avenue, Jianye District, Jiangsu, Nanjing Patentee before: Nanjing ancient Network Technology Co., Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150930 Termination date: 20210415 |
|
CF01 | Termination of patent right due to non-payment of annual fee |