CN209722801U - 一种智能化的永久基本农田保护界桩 - Google Patents
一种智能化的永久基本农田保护界桩 Download PDFInfo
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CN114431217A (zh) * | 2022-02-17 | 2022-05-06 | 周雅琴 | 一种农业种植用高安全性喷药系统 |
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CN114431217A (zh) * | 2022-02-17 | 2022-05-06 | 周雅琴 | 一种农业种植用高安全性喷药系统 |
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Assignee: Nanjing xingyutu Information Technology Co.,Ltd. Assignor: NANJING FORESTRY University Contract record no.: X2020320000227 Denomination of utility model: An intelligent boundary post for permanent basic farmland protection Granted publication date: 20191203 License type: Common License Record date: 20201120 Assignee: Nanjing Wenjing Information Technology Co.,Ltd. Assignor: NANJING FORESTRY University Contract record no.: X2020320000230 Denomination of utility model: An intelligent boundary post for permanent basic farmland protection Granted publication date: 20191203 License type: Common License Record date: 20201120 |
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Assignee: NANJING CANYON INFORMATION TECHNOLOGY Co.,Ltd. Assignor: NANJING FORESTRY University Contract record no.: X2020320000232 Denomination of utility model: An intelligent boundary post for permanent basic farmland protection Granted publication date: 20191203 License type: Common License Record date: 20201123 |
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