backrest (lumbar back)
CN310026864SActive Publication Date: 2026-06-12张超宇
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- 张超宇
- Filing Date
- 2025-12-12
- Publication Date
- 2026-06-12
Smart Images

Figure 1 
Figure 2
Abstract
1. Name of the designed product: backrest (waist piece back). 2. Use of the designed product: bracket accessories for chairs. 3. Design points of the designed product: in shape. 4. Picture or photo that best shows the design points: perspective view 1.
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