Ventilation airtight valve

CN309081529SActive Publication Date: 2025-01-21CANGZHOU WANXIN ELECTROMECHANICAL EQUIP MFG CO LTD
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Patent Information

Application Number
CN202430360909.2
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2024-06-13
Publication Date
2025-01-21
Estimated Expiration
2039-06-13

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Abstract

1. The name of this design product: ventilation airtight valve. 2. Purpose of this design product: This design product is used for vents. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.
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