soundproof room
CN309464050SActive Publication Date: 2025-08-26SHANGHAI ZONGLI PRINTING & PACKING MACHINERY CO LTD
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Patent Information
- Application Number
- CN202430840189.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-08-26
- Estimated Expiration
- 2039-12-31
Smart Images
Figure 000003_ABST
Abstract
1. The name of this design product: soundproof room. 2. Purpose of this design product: soundproof room for sound absorption, sound insulation and noise reduction. 3. The key points of the design of this product are as shown in Figure 1. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.
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