CN107599688B - 多角度可调节黑板 - Google Patents
多角度可调节黑板 Download PDFInfo
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CN107599688B true CN107599688B (zh) | 2019-04-26 |
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Families Citing this family (3)
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CN109036329B (zh) * | 2018-08-08 | 2020-06-23 | 青岛华师智慧科技有限公司 | 一种教学用升降隐藏式黑板及投影仪一体式装置 |
CN111319381A (zh) * | 2018-12-17 | 2020-06-23 | 西安宏泰时频技术有限公司 | 一种随机事件模拟分析用演算板 |
CN111736659B (zh) * | 2020-06-29 | 2021-09-14 | 郑州铁路职业技术学院 | 一种远程教育辅助设备 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2311979Y (zh) * | 1997-06-20 | 1999-03-31 | 杨科高 | 多功能升降黑板 |
CN106240198A (zh) * | 2016-08-31 | 2016-12-21 | 新昌县城关升华机械厂 | 一种自洁式且角度可调的教学板 |
CN206579345U (zh) * | 2016-08-31 | 2017-10-24 | 阳金秀 | 一种可移动式教学黑板 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN2311979Y (zh) * | 1997-06-20 | 1999-03-31 | 杨科高 | 多功能升降黑板 |
CN106240198A (zh) * | 2016-08-31 | 2016-12-21 | 新昌县城关升华机械厂 | 一种自洁式且角度可调的教学板 |
CN206579345U (zh) * | 2016-08-31 | 2017-10-24 | 阳金秀 | 一种可移动式教学黑板 |
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Effective date of registration: 20190327 Address after: 312599 Shangshi Yan Village, Qixing Street, Xinchang County, Shaoxing City, Zhejiang Province, 10 501 blocks Applicant after: Xinchang Beishun Machinery Co.,Ltd. Address before: 450000 Yicheng Road, Longzihu University Park, Zhengdong New District, Zhengzhou City, Henan Province Applicant before: HENAN POLYTECHNIC |
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Application publication date: 20180119 Assignee: Jiaxing kopuno Machinery Technology Co.,Ltd. Assignor: Xinchang Beishun Machinery Co.,Ltd. Contract record no.: X2021330000477 Denomination of invention: Multi angle adjustable blackboard Granted publication date: 20190426 License type: Common License Record date: 20211019 |
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Assignee: Jiaxing kopuno Machinery Technology Co.,Ltd. Assignor: Xinchang Beishun Machinery Co.,Ltd. Contract record no.: X2021330000477 Date of cancellation: 20220912 |