USD971380SActiveUtility

Vortex water flow accelerator

52
Assignee: DU YONGZHENPriority: Jun 22, 2022Filed: Jun 22, 2022Granted: Nov 29, 2022
Est. expiryJun 22, 2042(~15.9 yrs left)· nominal 20-yr term from priority
Inventors:Yongzhen Du
52
PatentIndex Score
2
Cited by
22
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a vortex water flow accelerator, as shown and described.

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