CN206711163U - 一种用于教学管理的智能考勤装置 - Google Patents
一种用于教学管理的智能考勤装置 Download PDFInfo
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- CN206711163U CN206711163U CN201720027965.9U CN201720027965U CN206711163U CN 206711163 U CN206711163 U CN 206711163U CN 201720027965 U CN201720027965 U CN 201720027965U CN 206711163 U CN206711163 U CN 206711163U
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CN110136289A (zh) * | 2019-06-20 | 2019-08-16 | 江苏海事职业技术学院 | 学生管理信息采集装置 |
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CN110136289A (zh) * | 2019-06-20 | 2019-08-16 | 江苏海事职业技术学院 | 学生管理信息采集装置 |
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GR01 | Patent grant | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20180111 Address after: 410000 East Fourth Road, East Fourth Road, Changsha economic and Technological Development Zone, Changsha, Hunan Province, Hunan water conservancy and hydropower station, Career Technical College Patentee after: HUNAN TECHNICAL COLLEGE OF WATER RESOURCES AND HYDROPOWER Address before: 410131 Hunan water conservancy and Hydropower Career Technical College, Hunan Province Patentee before: Chen Yang |
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TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171205 Termination date: 20190111 |
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CF01 | Termination of patent right due to non-payment of annual fee |