CN208692496U - 一种学校用带有高度检测用课桌 - Google Patents
一种学校用带有高度检测用课桌 Download PDFInfo
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Cited By (1)
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CN111877519A (zh) * | 2020-07-30 | 2020-11-03 | 王向棚 | 一种具有消防功能的路边储水器 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN111877519A (zh) * | 2020-07-30 | 2020-11-03 | 王向棚 | 一种具有消防功能的路边储水器 |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190520 Address after: 225603 C-1-Office 1908, 105-1 Weiyang Road, Yangzhou Economic Development Zone, Jiangsu Province Patentee after: Jiangsu Guantong Education Technology Co.,Ltd. Address before: 510000 B1B2, one, two, three and four floors of the podium building 231 and 233, science Avenue, Guangzhou, Guangdong. Patentee before: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Effective date of registration: 20190520 Address after: 510000 B1B2, one, two, three and four floors of the podium building 231 and 233, science Avenue, Guangzhou, Guangdong. Patentee after: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Address before: 510800 2 Jinghu Avenue, Huadu District, Guangzhou, Guangdong Patentee before: Mai Huanyi |
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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: 20190405 Termination date: 20211112 |