CN211500911U - 无油空气压缩机 - Google Patents
无油空气压缩机 Download PDFInfo
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- CN211500911U CN211500911U CN201922224600.7U CN201922224600U CN211500911U CN 211500911 U CN211500911 U CN 211500911U CN 201922224600 U CN201922224600 U CN 201922224600U CN 211500911 U CN211500911 U CN 211500911U
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- air compressor
- mounting
- fixed
- gas holder
- oil
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201922224600.7U CN211500911U (zh) | 2019-12-12 | 2019-12-12 | 无油空气压缩机 |
Applications Claiming Priority (1)
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CN201922224600.7U CN211500911U (zh) | 2019-12-12 | 2019-12-12 | 无油空气压缩机 |
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CN211500911U true CN211500911U (zh) | 2020-09-15 |
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CN201922224600.7U Active CN211500911U (zh) | 2019-12-12 | 2019-12-12 | 无油空气压缩机 |
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CN (1) | CN211500911U (zh) |
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2019
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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 | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Oil free air compressor Effective date of registration: 20210527 Granted publication date: 20200915 Pledgee: Ningbo Tianjin Enterprise Service Co.,Ltd. Pledgor: Ningbo dopda polymer Co.,Ltd. Registration number: Y2021330000473 |
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PC01 | Cancellation 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: 20220525 Granted publication date: 20200915 Pledgee: Ningbo Tianjin Enterprise Service Co.,Ltd. Pledgor: Ningbo dopda polymer Co.,Ltd. Registration number: Y2021330000473 |
|
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: Oil free air compressor Effective date of registration: 20220526 Granted publication date: 20200915 Pledgee: Ningbo Tianjin Enterprise Service Co.,Ltd. Pledgor: Ningbo dopda polymer Co.,Ltd. Registration number: Y2022330000800 |
|
PC01 | Cancellation 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: 20230425 Granted publication date: 20200915 Pledgee: Ningbo Tianjin Enterprise Service Co.,Ltd. Pledgor: Ningbo dopda polymer Co.,Ltd. Registration number: Y2022330000800 |
|
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: Oil free air compressor Effective date of registration: 20230427 Granted publication date: 20200915 Pledgee: Ningbo Tianjin Enterprise Service Co.,Ltd. Pledgor: Ningbo dopda polymer Co.,Ltd. Registration number: Y2023980039317 |