Calculator (5-9-13 lines with clock)
CN309741990SActive Publication Date: 2026-01-20陈运欣
View PDF 0 Cites 0 Cited by
Patent Information
- Application Number
- CN202530372506.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-06-26
- Publication Date
- 2026-01-20
- Estimated Expiration
- 2040-06-26
Smart Images
Figure 000004_ABST
Abstract
1. Name of the designed product: calculator (lines 5-9-13 with clock). 2. Use of the designed product: the designed product is used for mathematical calculation teaching. 3. Design points of the designed product: in shape. 4. Picture or photo that best indicates the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.
Need to check novelty before this filing date? Find Prior Art