manhole cover
CN309938931SActive Publication Date: 2026-04-21JINSHAN ENVIRONMENTAL PROTECTION TECHNOLOGY (GUANGDONG) CO LTD
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- JINSHAN ENVIRONMENTAL PROTECTION TECHNOLOGY (GUANGDONG) CO LTD
- Filing Date
- 2025-10-22
- Publication Date
- 2026-04-21
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Figure 000008_ABST
Abstract
1. Name of the product in this design: Manhole Cover. 2. Intended use of this design: for use as a manhole cover for road sewer wells, sewage wells, and water wells. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.
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