Portable ventilation box

CN309463783SActive Publication Date: 2025-08-26SOUTH CHINA AGRICULTURAL UNIVERSITY
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Patent Information

Application Number
CN202530445543.3
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-07-30
Publication Date
2025-08-26
Estimated Expiration
2040-07-30

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Abstract

1. The name of this design product: Portable ventilation box. 2. The purpose of this design product: used for rapid ventilation. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.
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