USD1097404SActiveUtility

Dust filter for cleaning appliance

48
Assignee: BEIJING ROBOROCK TECHNOLOGY CO LTDPriority: Aug 8, 2024Filed: Aug 8, 2024Granted: Oct 7, 2025
Est. expiryAug 8, 2044(~18.1 yrs left)· nominal 20-yr term from priority
Inventors:Baokui ZhangYiping Qiu
48
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Claims

Claims

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CLAIM 
     
       The ornamental design for a dust filter for cleaning appliance as shown and described.

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