CN208432309U - 定容装置及容量瓶 - Google Patents
定容装置及容量瓶 Download PDFInfo
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- CN208432309U CN208432309U CN201821355364.1U CN201821355364U CN208432309U CN 208432309 U CN208432309 U CN 208432309U CN 201821355364 U CN201821355364 U CN 201821355364U CN 208432309 U CN208432309 U CN 208432309U
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CN201821355364.1U CN208432309U (zh) | 2018-08-21 | 2018-08-21 | 定容装置及容量瓶 |
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CN201821355364.1U CN208432309U (zh) | 2018-08-21 | 2018-08-21 | 定容装置及容量瓶 |
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CN208432309U true CN208432309U (zh) | 2019-01-25 |
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CN201821355364.1U Expired - Fee Related CN208432309U (zh) | 2018-08-21 | 2018-08-21 | 定容装置及容量瓶 |
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2018
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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: Nanjing jingyipu Photoelectric Technology Co.,Ltd. Assignor: Nanjing Forestry University Contract record no.: X2019320000200 Denomination of utility model: Constant volume device and volumetric flask Granted publication date: 20190125 License type: Common License Record date: 20191106 Assignee: Nanjing soutian Data Technology Co.,Ltd. Assignor: Nanjing Forestry University Contract record no.: X2019320000201 Denomination of utility model: Constant volume device and volumetric flask Granted publication date: 20190125 License type: Common License Record date: 20191106 Assignee: Nanjing qunyue Technology Co.,Ltd. Assignor: Nanjing Forestry University Contract record no.: X2019320000199 Denomination of utility model: Constant volume device and volumetric flask Granted publication date: 20190125 License type: Common License Record date: 20191106 |
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EE01 | Entry into force of recordation of patent licensing contract | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190125 Termination date: 20210821 |
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CF01 | Termination of patent right due to non-payment of annual fee |