Round closed valve
CN309486431SActive Publication Date: 2025-09-09DEZHOU YOUTU VENTILATION EQUIP CO LTD
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Patent Information
- Application Number
- CN202430795914.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-14
- Publication Date
- 2025-09-09
- Estimated Expiration
- 2039-12-14
Smart Images
Figure 000003_ABST
Abstract
1. The name of this design product: circular closed valve. 2. Purpose of this design product: This design product is a valve used to isolate the ventilation system inside a protective project from the outside world. 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: three-dimensional picture.
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