Door lock knob

CN309824133SActive Publication Date: 2026-03-03ZHONGSHAN TAIZHENG HARDWARE CO LTD
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Patent Information

Application Number
CN202530397856.6
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-07-08
Publication Date
2026-03-03
Estimated Expiration
2040-07-08

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Abstract

1. Name of the product in this design: Door lock knob. 2. Purpose of this design: For use in door lock knobs. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. The rear view of each design is symmetrical to the front view of each design, so the rear view of each design is omitted; the right view of each design is symmetrical to the left view of each design, so the right view of each design is omitted. 6. Design 1 is designated as the basic design.
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