checkerboard
CN309457137SActive Publication Date: 2025-08-22BEIJING YUANLI WEILAI SCI & TECH CO LTD
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Patent Information
- Application Number
- CN202430806500.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-19
- Publication Date
- 2025-08-22
- Estimated Expiration
- 2039-12-19
Smart Images
Figure 000007_ABST
Abstract
1. The name of this design product: chessboard. 2. Purpose of this design product: to train children’s educational and logical thinking. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.
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