sleeper
CN309757703SActive Publication Date: 2026-01-27张璟奕
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Patent Information
- Application Number
- CN202530383368.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-07-02
- Publication Date
- 2026-01-27
- Estimated Expiration
- 2040-07-02
Smart Images
Figure 000002_ABST
Abstract
1. Name of the product in this design: Railway sleeper. 2. Application of this design: This design is intended for use as a sleeper in a rail transit system. 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. 5. Same as the front view, omit the rear view; same as the left view, omit the right view.
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