CN210125843U - 一种用于燃料电池金属双极板保护气焊工装 - Google Patents
一种用于燃料电池金属双极板保护气焊工装 Download PDFInfo
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- CN210125843U CN210125843U CN201920539930.2U CN201920539930U CN210125843U CN 210125843 U CN210125843 U CN 210125843U CN 201920539930 U CN201920539930 U CN 201920539930U CN 210125843 U CN210125843 U CN 210125843U
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CN201920539930.2U CN210125843U (zh) | 2019-04-19 | 2019-04-19 | 一种用于燃料电池金属双极板保护气焊工装 |
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CN201920539930.2U CN210125843U (zh) | 2019-04-19 | 2019-04-19 | 一种用于燃料电池金属双极板保护气焊工装 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Wang Peng Inventor after: Jiang Tianhao Inventor after: Lan Shuhuai Inventor after: Xu Yifan Inventor after: Bi Feifei Inventor before: Wang Peng Inventor before: Jiang Tianhao Inventor before: Peng Linfa Inventor before: Lan Shuhuai Inventor before: Xu Yifan Inventor before: Bi Feifei |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 201306 factory building 1, No. 1500, cenglin Road, Lingang New District, pilot Free Trade Zone, Pudong New Area, Shanghai Patentee after: Shanghai Zhizhen new energy Co.,Ltd. Address before: 201306 factory building 1, no.1500, cenglin Road, Nicheng Town, Pudong New Area, Shanghai Patentee before: SHANGHAI ZHIZHEN NEW ENERGY EQUIPMENT CO.,LTD. |
|
PE01 | Entry into force 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 protective gas welding tool for fuel cell metal bipolar plate Effective date of registration: 20220719 Granted publication date: 20200306 Pledgee: China Merchants Bank Co.,Ltd. Shanghai Branch Pledgor: Shanghai Zhizhen new energy Co.,Ltd. Registration number: Y2022310000131 |