Abacus (mathematics educational aid)

CN310076521SActive Publication Date: 2026-07-07李伟仁
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Patent Information

Application Number
CN202630011499.X
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2026-01-12
Publication Date
2026-07-07
Estimated Expiration
2041-01-12

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Abstract

1. Name of the designed product: Abacus (math teaching aid). 2. Use of the designed product: Teaching aid for assisting mathematics teaching. 3. Design points of the designed product: In shape. 4. Picture or photo best indicating the design points: Perspective view.
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