Classroom projection pen
CN309588181SActive Publication Date: 2025-11-07郑悦
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Patent Information
- Application Number
- CN202530181198.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-07
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2040-04-07
Smart Images
Figure 000007_ABST
Abstract
1. The name of the design product: classroom projection pen. 2. The use of the design product: used for English multimedia teaching, controlling computer page turning, and teaching indication. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.
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