Dust bag for cleaning appliance
1. Dust bag for cleaning appliance
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Claims
The ornamental design for a dust bag for cleaning appliance, as shown and described.
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- TW, Notice of Allowance for Taiwanese Application No. 111302229, dated Oct. 6, 2022.
Type: Grant
Filed: Apr 20, 2022
Date of Patent: Oct 10, 2023
Assignee: BEIJING ROBOROCK TECHNOLOGY CO., LTD. (Beijing)
Inventors: Lifeng Gao (Beijing), Fanwei Meng (Beijing), Zechen Yu (Beijing)
Primary Examiner: Richard E Chilcot
Application Number: 35/514,961