Ventilation pipe flange (Type I)
CN309481041SActive Publication Date: 2025-09-05四川门富建筑工程有限公司
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Patent Information
- Application Number
- CN202430794620.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-13
- Publication Date
- 2025-09-05
- Estimated Expiration
- 2039-12-13
Smart Images
Figure 000007_ABST
Abstract
1. The name of this design product: Ventilation duct flange (Type I). 2. Purpose of this design product: used for ventilation duct connection. 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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