teaching aid (abacus)
CN309794214SActive Publication Date: 2026-02-13王辉
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Patent Information
- Application Number
- CN202530298705.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-27
- Publication Date
- 2026-02-13
- Estimated Expiration
- 2040-05-27
Smart Images
Figure 000001_ABST
Abstract
1. The name of the design product: teaching aid (abacus). 2. The use of the design product: used for children to learn addition, subtraction, multiplication and division in early education. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing. 5. The design claimed contains color.
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