door closer (ZTM621)
CN309798923SActive Publication Date: 2026-02-17肖贻勇
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Patent Information
- Application Number
- CN202530417326.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-07-16
- Publication Date
- 2026-02-17
- Estimated Expiration
- 2040-07-16
Smart Images
Figure 000001_ABST
Abstract
1. The name of the design product: door closer (ZTM621). 2. The use of the design product: for driving the opening and closing of doors or windows. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.
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