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CN309790540SActive Publication Date: 2026-02-13许国松

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Patent Information

Application Number: CN202530304098.9
Authority / Receiving Office: CN · China
Patent Type: Designs(China)
Current Assignee / Owner
Filing Date: 2025-05-28
Publication Date: 2026-02-13
Estimated Expiration: 2040-05-28

Application Information

Patent Timeline

28 May 2025

Application

CN202530304098.9

13 Feb 2026

Publication

CN309790540S

Inventors: 许国松

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Process engineering State diagram

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Abstract

1. Name of the designed product: file. 2. Use of the designed product: for grinding articles. 3. Design points of the designed product: in shape. 4. Picture or photo showing the design points: set of use state diagram.

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