CN214203395U - 一种散热效果好的变压器保护装置 - Google Patents
一种散热效果好的变压器保护装置 Download PDFInfo
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- CN214203395U CN214203395U CN202120143626.3U CN202120143626U CN214203395U CN 214203395 U CN214203395 U CN 214203395U CN 202120143626 U CN202120143626 U CN 202120143626U CN 214203395 U CN214203395 U CN 214203395U
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112509794A (zh) * | 2020-11-16 | 2021-03-16 | 龚爱珍 | 一种具有漏电保护检测机构的防爆变压器 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112509794A (zh) * | 2020-11-16 | 2021-03-16 | 龚爱珍 | 一种具有漏电保护检测机构的防爆变压器 |
CN112509794B (zh) * | 2020-11-16 | 2022-06-28 | 中山市鑫轩电子科技有限公司 | 一种具有漏电保护检测机构的防爆变压器 |
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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: Transformer protection device with good heat dissipation effect Effective date of registration: 20220125 Granted publication date: 20210914 Pledgee: Branches of Jinan Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Nandian Power Co.,Ltd. Registration number: Y2022980001085 |
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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: 20230117 Granted publication date: 20210914 Pledgee: Branches of Jinan Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Nandian Power Co.,Ltd. Registration number: Y2022980001085 |
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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 protection device with good heat dissipation effect Effective date of registration: 20230202 Granted publication date: 20210914 Pledgee: Branches of Jinan Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Nandian Power Co.,Ltd. Registration number: Y2023980031964 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |