CN204740779U - 几何连方实验箱 - Google Patents
几何连方实验箱 Download PDFInfo
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- CN204740779U CN204740779U CN201520448732.7U CN201520448732U CN204740779U CN 204740779 U CN204740779 U CN 204740779U CN 201520448732 U CN201520448732 U CN 201520448732U CN 204740779 U CN204740779 U CN 204740779U
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CN201520448732.7U CN204740779U (zh) | 2015-06-26 | 2015-06-26 | 几何连方实验箱 |
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CN201520448732.7U CN204740779U (zh) | 2015-06-26 | 2015-06-26 | 几何连方实验箱 |
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CN204740779U true CN204740779U (zh) | 2015-11-04 |
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CN201520448732.7U Expired - Fee Related CN204740779U (zh) | 2015-06-26 | 2015-06-26 | 几何连方实验箱 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110570713A (zh) * | 2019-09-09 | 2019-12-13 | 石家庄学院 | 三视图模拟装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110570713A (zh) * | 2019-09-09 | 2019-12-13 | 石家庄学院 | 三视图模拟装置 |
CN110570713B (zh) * | 2019-09-09 | 2021-07-30 | 石家庄学院 | 三视图模拟装置 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20170811 Address after: 223800, room 506, building 5, block B, No. 901, development road, Suqian economic and Technological Development Zone, Jiangsu, China. -GYY00028 Patentee after: Suqian gold Les Education Technology Co. Ltd. Address before: 072750, unity Road 15, Dashiqiao village, Baoding, Hebei, Zhuozhou Patentee before: ZHUOZHOU JINNUOSHI TEACHING INSTRUMENT EQUIPMENT CO.,LTD. |
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TR01 | Transfer of patent right | ||
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Effective date of registration: 20200603 Address after: Room 216, Room 201, floor 2, building 3, yard 19, Xijing Road, Shijingshan District, Beijing 100043 Patentee after: Beijing Shiyi Technology Development Co., Ltd Address before: 223800 -GYY00028 506, room 5, block B, 901 development avenue, Suqian economic and Technological Development Zone, Jiangsu. Patentee before: Suqian gold Les Education Technology Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151104 Termination date: 20210626 |