Barbed self-locking expansion screw

CN309048711SInactive Publication Date: 2025-01-03HANDAN FADUOLI FASTENER MANUFACTURING CO LTD
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Patent Information

Application Number
CN202430314249.4
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2024-05-27
Publication Date
2025-01-03
Estimated Expiration
Not applicable · inactive patent

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Abstract

1. The name of this design product: Barbed self-locking expansion screw. 2. Purpose of this design product: screws used to connect hardware accessories during decoration. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the key points of the design: main view.
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