smoke alarm

CN309434775SActive Publication Date: 2025-08-12袁俊健
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Patent Information

Application Number
CN202430803163.8
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2024-12-18
Publication Date
2025-08-12
Estimated Expiration
2039-12-18

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Abstract

1. The name of this design product: smoke alarm. 2. The purpose of this design product: to alarm in case of fire by sensing the smoke concentration. 3. The key design point of this design product lies in the combination of shape and pattern. 4. The picture or photo that best illustrates the design points: three-dimensional picture.
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