USD1080867SActiveUtility

Fire damper

57
Assignee: LONGFIAN SCITECH CO LTDPriority: Jul 28, 2023Filed: Jul 28, 2023Granted: Jun 24, 2025
Est. expiryJul 28, 2043(~17 yrs left)· nominal 20-yr term from priority
Inventors:Baozhu ShiLei ShiXiaoxiong LiBo Zhu
57
PatentIndex Score
2
Cited by
29
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a fire damper, as shown and described.

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