Anti-settlement manhole cover

CN310064732SActive Publication Date: 2026-06-30ZHONGRAN BUILDING MATERIAL CO
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
ZHONGRAN BUILDING MATERIAL CO
Filing Date
2025-12-04
Publication Date
2026-06-30

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Abstract

1. Name of this design product: Anti-settlement manhole cover. 2. Purpose of this design: For use as a sewer well cover. 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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