Automatic fireproof plugging device (rectangular fireproof separation)

CN309542915SActive Publication Date: 2025-10-14JILIN HENGAN ELECTRONICS MACHINERY
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Patent Information

Application Number
CN202530015394.7
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-01-10
Publication Date
2025-10-14
Estimated Expiration
2040-01-10

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Abstract

1. Name of the designed product: automatic fireproof plugging device (rectangular fireproof partition). 2. Use of the designed product: for fireproof plugging and fireproof partition. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: assembly state diagram.
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