Multilayer lunch box

CN309551822SActive Publication Date: 2025-10-21沈娇
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Patent Information

Application Number
CN202530208023.0
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-04-17
Publication Date
2025-10-21
Estimated Expiration
2040-04-17

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Abstract

1. Name of the designed product: multi-layer lunch box. 2. Use of the designed product: the designed product is used for containing and keeping food warm. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view.
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