Wireless Bluetooth earphone charging case (W520-W521)
CN310035960SActive Publication Date: 2026-06-19SHENZHEN RUIANYUAN ELECTRONIC TECH CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- SHENZHEN RUIANYUAN ELECTRONIC TECH CO LTD
- Filing Date
- 2025-07-28
- Publication Date
- 2026-06-19
Smart Images

Figure 000007_ABST
Abstract
1. The name of the design product: wireless Bluetooth earphone charging box (W520-W521). 2. The use of the design product: for wireless earphone charging box. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.
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