Mathematical training machine

CN309659521SActive Publication Date: 2025-12-09陈丽萍
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Patent Information

Application Number
CN202430818018.7
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2024-12-24
Publication Date
2025-12-09
Estimated Expiration
2039-12-24

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Abstract

1. Name of the designed product: mathematical training machine. 2. Use of the designed product: for arithmetic training. 3. Design points of the designed product: in shape. 4. Picture or photo best showing the design points: perspective view 1.
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