Negative pressure vacuum cover (intelligent display)
CN309489346SActive Publication Date: 2025-09-12李俊
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Patent Information
- Application Number
- CN202430815145.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-23
- Publication Date
- 2025-09-12
- Estimated Expiration
- 2039-12-23
Smart Images
Figure 000004_ABST
Abstract
1. The name of this design product: Negative pressure vacuum cover (intelligent and displayable). 2. Purpose of this design product: used as a lid for a vacuum storage barrel. 3. The key point of the design of this product lies in the shape of the product. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.
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