CN212693019U - 一种变压器油面监测装置 - Google Patents
一种变压器油面监测装置 Download PDFInfo
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- CN212693019U CN212693019U CN202021596915.0U CN202021596915U CN212693019U CN 212693019 U CN212693019 U CN 212693019U CN 202021596915 U CN202021596915 U CN 202021596915U CN 212693019 U CN212693019 U CN 212693019U
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GR01 | Patent grant | ||
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Transformer Oil Level Monitoring Device Effective date of registration: 20230620 Granted publication date: 20210312 Pledgee: Hebei Bank Co.,Ltd. Gaocheng Branch Pledgor: Shijiazhuang Hongwei Power Transformer Co.,Ltd. Registration number: Y2023980044958 |
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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: 20230717 Granted publication date: 20210312 Pledgee: Hebei Bank Co.,Ltd. Gaocheng Branch Pledgor: Shijiazhuang Hongwei Power Transformer Co.,Ltd. Registration number: Y2023980044958 |
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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 Transformer Oil Level Monitoring Device Effective date of registration: 20230720 Granted publication date: 20210312 Pledgee: Hebei Bank Co.,Ltd. Gaocheng Branch Pledgor: Shijiazhuang Hongwei Power Transformer Co.,Ltd. Registration number: Y2023110000298 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |