CN209447383U - 一种物理杠杆教具 - Google Patents
一种物理杠杆教具 Download PDFInfo
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- CN209447383U CN209447383U CN201820790878.3U CN201820790878U CN209447383U CN 209447383 U CN209447383 U CN 209447383U CN 201820790878 U CN201820790878 U CN 201820790878U CN 209447383 U CN209447383 U CN 209447383U
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 abstract description 12
- 241001633942 Dais Species 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
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- 238000005299 abrasion Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
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CN201820790878.3U CN209447383U (zh) | 2018-05-25 | 2018-05-25 | 一种物理杠杆教具 |
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CN201820790878.3U CN209447383U (zh) | 2018-05-25 | 2018-05-25 | 一种物理杠杆教具 |
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CN209447383U true CN209447383U (zh) | 2019-09-27 |
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CN201820790878.3U Expired - Fee Related CN209447383U (zh) | 2018-05-25 | 2018-05-25 | 一种物理杠杆教具 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111223343A (zh) * | 2020-03-07 | 2020-06-02 | 上海中科教育装备集团有限公司 | 一种杠杆平衡实验人工智能评分实验器材及评分方法 |
CN111862736A (zh) * | 2020-09-09 | 2020-10-30 | 河南四季竹信息科技有限公司 | 杠杆原理实验仪及杠杆原理实验仪教学数据采集系统 |
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2018
- 2018-05-25 CN CN201820790878.3U patent/CN209447383U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111223343A (zh) * | 2020-03-07 | 2020-06-02 | 上海中科教育装备集团有限公司 | 一种杠杆平衡实验人工智能评分实验器材及评分方法 |
CN111223343B (zh) * | 2020-03-07 | 2022-01-28 | 上海中科教育装备集团有限公司 | 一种杠杆平衡实验人工智能评分实验器材及评分方法 |
CN111862736A (zh) * | 2020-09-09 | 2020-10-30 | 河南四季竹信息科技有限公司 | 杠杆原理实验仪及杠杆原理实验仪教学数据采集系统 |
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GR01 | Patent grant | ||
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Effective date of registration: 20190919 Address after: 230000 Central Shopping Mall Unit 2-920, Unit 9-2, Unit 20, Busy Avenue 12167, Hefei Economic and Technological Development Zone, Anhui Province Patentee after: Anhui Zhi Chu cloud end Technology Service Co., Ltd. Address before: 110000 1-14-2, 21-2 Beihua Xiang Road, Tiexi District, Shenyang City, Liaoning Province Patentee before: Yang Chun Li |
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Effective date of registration: 20200804 Address after: S-11, shop building 1, shengshijiayuan, Sucheng District, Suqian City, Jiangsu Province 223800 Patentee after: Suqian Baorui Construction Engineering Co., Ltd Address before: 230000 Central Shopping Mall Unit 2-920, Unit 9-2, Unit 20, Busy Avenue 12167, Hefei Economic and Technological Development Zone, Anhui Province Patentee before: ANHUI ZHIKU YUNDUAN TECHNOLOGY SERVICE Co.,Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200901 Address after: No.29 Yanhe Road, Haihe Town, Sheyang County, Yancheng City, Jiangsu Province Patentee after: Jiangsu Dongfang Chengxin Construction Engineering Co., Ltd Address before: S-11, shop building 1, shengshijiayuan, Sucheng District, Suqian City, Jiangsu Province 223800 Patentee before: Suqian Baorui Construction Engineering Co., Ltd |
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Effective date of registration: 20201104 Address after: 223900 Caomiao industrial concentration zone, Sihong County, Suqian City, Jiangsu Province Patentee after: Jiangsu Qianzhou Construction Co., Ltd Address before: No.29 Yanhe Road, Haihe Town, Sheyang County, Yancheng City, Jiangsu Province Patentee before: Jiangsu Dongfang Chengxin Construction Engineering Co., Ltd |
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Effective date of registration: 20201125 Address after: No.5 Wenzhou Road, West Industrial Park, Zhongxing Town, Siyang County, Suqian City, Jiangsu Province 223700 Patentee after: Jiangsu Youchang Construction Co., Ltd Address before: 223900 Caomiao industrial concentration zone, Sihong County, Suqian City, Jiangsu Province Patentee before: Jiangsu Qianzhou Construction Co., Ltd |
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Effective date of registration: 20210222 Address after: 224300 East head of Yangma street, Yangma Town, Sheyang County, Yancheng City, Jiangsu Province Patentee after: Jiangsu Shengzhe Construction Engineering Co.,Ltd. Address before: 223700 No.5 Wenzhou Road, West Industrial Park, Zhongxing Town, Siyang County, Suqian City, Jiangsu Province Patentee before: Jiangsu Youchang Construction Co., Ltd |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190927 Termination date: 20210525 |
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CF01 | Termination of patent right due to non-payment of annual fee |