Mathematical Scratch Board

CN309928628SActive Publication Date: 2026-04-17XIAN TECH UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
XIAN TECH UNIV
Filing Date
2025-10-14
Publication Date
2026-04-17

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Abstract

1. Name of the product in this design: Mathematical Calculation Board. 2. Purpose of this design: for mathematical calculations, formula retrieval, and recording of calculation data. 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.
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