Manhole cover
CN309309918SActive Publication Date: 2025-05-27HUNAN DONG QUAN CASTING
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Patent Information
- Application Number
- CN202430515812.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-14
- Publication Date
- 2025-05-27
- Estimated Expiration
- 2039-08-14
Smart Images
Figure 000003_ABST
Abstract
1. Name of the Design Product: Manhole Cover. 2. Use of the Design Product: Used for sealing sewer manholes. 3. Design Key Points of the Design Product: Lies in the combination of shape and pattern. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective View.
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