CN210981411U - 一种基于NB-IoT的阀控水表 - Google Patents
一种基于NB-IoT的阀控水表 Download PDFInfo
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- CN210981411U CN210981411U CN202020033731.7U CN202020033731U CN210981411U CN 210981411 U CN210981411 U CN 210981411U CN 202020033731 U CN202020033731 U CN 202020033731U CN 210981411 U CN210981411 U CN 210981411U
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CN115931074A (zh) * | 2022-11-17 | 2023-04-07 | 江苏棠梨智能科技有限公司 | 一种可自动报警的智能水表 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115931074A (zh) * | 2022-11-17 | 2023-04-07 | 江苏棠梨智能科技有限公司 | 一种可自动报警的智能水表 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A valve controlled water meter based on Nb IOT Effective date of registration: 20210818 Granted publication date: 20200710 Pledgee: Ji'nan rural commercial bank Limited by Share Ltd. high tech branch Pledgor: SHANDONG BINA INFO TECH Co.,Ltd. Registration number: Y2021980007958 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220815 Granted publication date: 20200710 Pledgee: Ji'nan rural commercial bank Limited by Share Ltd. high tech branch Pledgor: SHANDONG BINA INFO TECH CO.,LTD. Registration number: Y2021980007958 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A valve-controlled water meter based on NB-IoT Effective date of registration: 20220818 Granted publication date: 20200710 Pledgee: Ji'nan rural commercial bank Limited by Share Ltd. high tech branch Pledgor: SHANDONG BINA INFO TECH CO.,LTD. Registration number: Y2022980012843 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230818 Granted publication date: 20200710 Pledgee: Ji'nan rural commercial bank Limited by Share Ltd. high tech branch Pledgor: SHANDONG BINA INFO TECH CO.,LTD. Registration number: Y2022980012843 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |