corrugated steel drain (rectangular)
CN309820440SActive Publication Date: 2026-02-27HENGSHUI HONGXIANG ENG MATERIALS CO LTD
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Patent Information
- Application Number
- CN202530411517.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-07-15
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2040-07-15
Smart Images
Figure 000006_ABST
Abstract
1. Name of the designed product: corrugated steel sheet drainage ditch (rectangular). 2. Use of the designed product: for drainage or liquid, etc. 3. Design points of the designed product: in shape. 4. Pictures or photos that best show the design points: perspective view. 5. The rear view is the same as the front view, and the rear view is omitted. 6. Other circumstances that need to be explained: the designed product is an indefinite length product.
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