Mask filter
CN309407693SActive Publication Date: 2025-07-25杜策
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Patent Information
- Application Number
- CN202430737312.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-21
- Publication Date
- 2025-07-25
- Estimated Expiration
- 2039-11-21
Smart Images
Figure 000001_ABST
Abstract
1. Name of the Design Product: Mask Filter. 2. Use of the Design Product: The design product is used as a dust filter for masks and can be replaced at any time. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective View 1.
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