Neck-hanging fresh air blower and mask integrated device
CN309508117SActive Publication Date: 2025-09-19蒋东
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Patent Information
- Application Number
- CN202430812464.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-20
- Publication Date
- 2025-09-19
- Estimated Expiration
- 2039-12-20
Smart Images
Figure 000003_ABST
Abstract
1. The name of this design product: Neck-hanging fresh air blower and mask integrated device. 2. Purpose of this design product: used for dust prevention and air filtering. 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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