Teaching aids (Magic optical illusion)
CN309386128SActive Publication Date: 2025-07-15CHANGCHUN CHINA OPTICAL SCI & TECH MUSEUM
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Patent Information
- Application Number
- CN202430758310.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-29
- Publication Date
- 2025-07-15
- Estimated Expiration
- 2039-11-29
Smart Images
Figure 000006_ABST
Abstract
1. The name of this design product: Teaching aids (Magic optical illusion). 2. The use of this design product: Popular science teaching aids. 3. The design key points of this design product: lie in the shape. 4. The picture or photo that best shows the design key points: the three-dimensional view. 5. The bottom surface of this design product is a part that is not easily seen or not seen during use, so the bottom view is omitted.
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