Kitchen and bathroom exhaust gas fire check valve
CN309198616SActive Publication Date: 2025-03-25HAINAN COCONUT HENGONG CHUANGCHUANG TECHNOLOGY CO LTD
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Patent Information
- Application Number
- CN202430392771.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-25
- Publication Date
- 2025-03-25
- Estimated Expiration
- 2039-06-25
Smart Images
Figure 000006_ABST
Abstract
1. The name of this design product: kitchen and bathroom exhaust fume fire-proof check valve. 2. The purpose of this design product: used in kitchen and bathroom exhaust ducts to prevent smoke leakage and smoke backflow. 3. The design key points of this appearance design product are: the combination of shape, pattern and color. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. The design for which protection is sought includes color.
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