Face mask assembly, elastic seal, mask body, and method of using a face mask assembly
GB202505293D0Pending Publication Date: 2025-05-21LAU ERNEST WAI YIN
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Patent Information
- Application Number
- GB2025005293
- Authority / Receiving Office
- GB · GB
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 2025-04-08
- Publication Date
- 2025-05-21
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