chalkboard

CN309957336SActive Publication Date: 2026-05-01YUNNAN UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
YUNNAN UNIV
Filing Date
2024-02-20
Publication Date
2026-05-01

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Abstract

1. Name of the design product: teaching board. 2. Use of the design product: for displaying teaching information. 3. Design points of the design product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.
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