sound barrier
CN309458017SActive Publication Date: 2025-08-22林嘉仪
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Patent Information
- Application Number
- CN202530030649.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-17
- Publication Date
- 2025-08-22
- Estimated Expiration
- 2040-01-17
Smart Images
Figure 000007_ABST
Abstract
1. The name of this design product: sound barrier. 2. Purpose of this design product: sound barrier board used for noise reduction. 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: Stereoscopic drawing 1.
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