top door operator
CN310257344SActive Publication Date: 2026-10-16YUEQING RIFENG PRECISION TOOLS CO LTD
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Patent Information
- Application Number
- CN202630074786.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2026-02-10
- Publication Date
- 2026-10-16
- Estimated Expiration
- 2041-02-10
Abstract
1. The name of the design product: top door device. 2. The use of the design product: for fixing behind the door to play the role of security and theft prevention. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective drawing.
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