Teaching materials
GB6446145SActive Publication Date: 2025-05-31HAINAN NORMAL UNIV +1
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Patent Information
- Application Number
- GB6446145D
- Authority / Receiving Office
- GB · GB
- Patent Type
- Designs
- Current Assignee / Owner
- Filing Date
- 2025-05-22
- Publication Date
- 2025-05-31
- Estimated Expiration
- 2050-05-22
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Abstract
Teaching materials
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