CN210223090U - English listening comprehension trainer - Google Patents
English listening comprehension trainer Download PDFInfo
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- CN210223090U CN210223090U CN201920304539.4U CN201920304539U CN210223090U CN 210223090 U CN210223090 U CN 210223090U CN 201920304539 U CN201920304539 U CN 201920304539U CN 210223090 U CN210223090 U CN 210223090U
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CN201920304539.4U CN210223090U (en) | 2019-03-06 | 2019-03-06 | English listening comprehension trainer |
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CN201920304539.4U CN210223090U (en) | 2019-03-06 | 2019-03-06 | English listening comprehension trainer |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Cold Water Jiang Ande Senior High School Co.,Ltd. Assignor: Hunan University of Humanities, Science and Technology Contract record no.: X2023980052629 Denomination of utility model: An English listening training device Granted publication date: 20200331 License type: Common License Record date: 20231218 Assignee: Lengshuijiang Xincheng Vocational and Technical School Co.,Ltd. Assignor: Hunan University of Humanities, Science and Technology Contract record no.: X2023980052628 Denomination of utility model: An English listening training device Granted publication date: 20200331 License type: Common License Record date: 20231218 Assignee: Furong School in Heqing Town, Lengshuijiang City Assignor: Hunan University of Humanities, Science and Technology Contract record no.: X2023980052615 Denomination of utility model: An English listening training device Granted publication date: 20200331 License type: Common License Record date: 20231218 |
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EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yongfeng Street Central School in Shuangfeng County Assignor: Hunan University of Humanities, Science and Technology Contract record no.: X2024980000978 Denomination of utility model: An English listening training device Granted publication date: 20200331 License type: Common License Record date: 20240118 |
|
EE01 | Entry into force of recordation of patent licensing contract |