CN213362758U - 一种室内通风恒压设备 - Google Patents
一种室内通风恒压设备 Download PDFInfo
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- CN213362758U CN213362758U CN202022524699.5U CN202022524699U CN213362758U CN 213362758 U CN213362758 U CN 213362758U CN 202022524699 U CN202022524699 U CN 202022524699U CN 213362758 U CN213362758 U CN 213362758U
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- air outlet
- centrifugal blower
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Cited By (1)
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CN112197389A (zh) * | 2020-11-04 | 2021-01-08 | 长春伟成机械设备有限公司 | 一种室内通风恒压设备及恒压方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112197389A (zh) * | 2020-11-04 | 2021-01-08 | 长春伟成机械设备有限公司 | 一种室内通风恒压设备及恒压方法 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 130000 Jilin Province Changchun Jingyue Economic Development Zone Jingyue sub group phase II Jilin Province Liangdu economic and Trade Co.,Ltd. Patentee after: Changchun Weicheng Machinery Equipment Co.,Ltd. Address before: 130000 Jilin Province Changchun Jingyue Economic Development Zone Jingyue sub group phase II Jilin Province Liangdu economic and Trade Co.,Ltd. Patentee before: CHANGCHUN WEICHENG MACHINERY EQUIPMENT Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A type of indoor ventilation constant pressure equipment Effective date of registration: 20230905 Granted publication date: 20210604 Pledgee: Jilin Bank Co.,Ltd. Changchun Jingyuetan Branch Pledgor: Changchun Weicheng Machinery Equipment Co.,Ltd. Registration number: Y2023220000082 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |