CN211839847U - 一种波导零件表面磨削加工装置 - Google Patents
一种波导零件表面磨削加工装置 Download PDFInfo
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- CN211839847U CN211839847U CN201922424782.2U CN201922424782U CN211839847U CN 211839847 U CN211839847 U CN 211839847U CN 201922424782 U CN201922424782 U CN 201922424782U CN 211839847 U CN211839847 U CN 211839847U
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- die
- waveguide
- surface grinding
- part surface
- male die
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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 surface grinding device for waveguide parts Effective date of registration: 20210825 Granted publication date: 20201103 Pledgee: Jiangsu bank Limited by Share Ltd. Limited by Share Ltd North Branch Pledgor: NANJING CHIYUN TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: Y2021980008265 |
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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: 20220916 Granted publication date: 20201103 Pledgee: Jiangsu bank Limited by Share Ltd. Limited by Share Ltd North Branch Pledgor: NANJING CHIYUN TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: Y2021980008265 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |