Teaching aids (retro carriage)
CN309463219SActive Publication Date: 2025-08-26FUYANG QINGTU YULAN TECHNOLOGY CO LTD
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Patent Information
- Application Number
- CN202530028359.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-16
- Publication Date
- 2025-08-26
- Estimated Expiration
- 2040-01-16
Smart Images
Figure 000003_ABST
Abstract
1. Name of this design product: Teaching aid (retro carriage). 2. The purpose of this design product: as a teaching aid for students and children to make by themselves, to exercise their hands-on ability, understand mechanical principles, and observe ancient transportation tools. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.
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