cover plate (manhole)
CN309697262SActive Publication Date: 2025-12-23NORTHWEST ENGINEERING CORPORATION LIMITED
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Patent Information
- Application Number
- CN202530183264.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-08
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2040-04-08
Smart Images
Figure 000007_ABST
Abstract
1. The name of the design product: cover plate (manhole). 2. The use of the design product: used for roof manhole cover plate. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.
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