Detachable rainwater and sewage well warning board

CN309752145SActive Publication Date: 2026-01-27杨照海
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Patent Information

Application Number
CN202530382419.7
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-07-01
Publication Date
2026-01-27
Estimated Expiration
2040-07-01

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Abstract

1. Name of this design product: Detachable storm drain warning sign. 2. Purpose of this design: for urban drainage and to alert pedestrians and vehicles to the location of manholes, preventing accidental falls and traffic accidents. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.
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