Mathematics teaching aids

CN309530834SActive Publication Date: 2025-10-03张景
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Patent Information

Application Number
CN202530109082.2
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-03-10
Publication Date
2025-10-03
Estimated Expiration
2040-03-10

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Abstract

1. Name of this design product: Mathematics teaching aids. 2. Purpose of the product of this design: A compass used in mathematics teaching to draw circles and arcs. 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: three-dimensional picture.
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