Mask filter element
CN309635017SActive Publication Date: 2025-11-25DALIAN ANSHUNDE TECH DEV CO LTD
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Patent Information
- Application Number
- CN202530222214.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-23
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2040-04-23
Smart Images
Figure 000004_ABST
Abstract
1. The name of the design product: mask filter core. 2. The use of the design product: for installing to dust mask and preventing or reducing impurities in the air from entering human respiratory organs. 3. The design points of the design product: in shape. 4. The picture or photo best indicating the design points: perspective view. 5. Rear view, left view and right view. The same as the front view, omit the rear view, left view and right view.
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