Insulated multi-layer lunch box
CN309522622SActive Publication Date: 2025-09-30孙坤锐
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Patent Information
- Application Number
- CN202530191117.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-10
- Publication Date
- 2025-09-30
- Estimated Expiration
- 2040-04-10
Smart Images
Figure 000007_ABST
Abstract
1. The name of this design product: thermal insulation multi-layer lunch box. 2. Purpose of the product of this design: a multi-layer insulated lunch box used to hold and keep food warm. 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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