Centrifugal pump
Description
The portions of the article shown in broken lines form no part of the claimed design.
Claims
The ornamental design for a centrifugal pump, as shown and described.
Referenced Cited
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Patent History
Patent number: D971264
Type: Grant
Filed: Oct 27, 2020
Date of Patent: Nov 29, 2022
Inventor: Yijiang Li (Shenzhen)
Primary Examiner: Calvin E Vansant
Assistant Examiner: Mark T. Philipps
Application Number: 29/756,227
Type: Grant
Filed: Oct 27, 2020
Date of Patent: Nov 29, 2022
Inventor: Yijiang Li (Shenzhen)
Primary Examiner: Calvin E Vansant
Assistant Examiner: Mark T. Philipps
Application Number: 29/756,227
Classifications