Range hood check valve
CN309189874SActive Publication Date: 2025-03-21谢海建
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Patent Information
- Application Number
- CN202430524377.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-19
- Publication Date
- 2025-03-21
- Estimated Expiration
- 2039-08-19
Smart Images
Figure 000007_ABST
Abstract
1. The name of this design product: range hood check valve. 2. Purpose of this design product: to prevent backflow of oil smoke in the flue. 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: Stereoscopic diagram 1.
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