USD951186SActiveUtility

Frequency converter

68
Assignee: ABB BEIJING DRIVE SYSTEMS CO LTDPriority: Dec 30, 2019Filed: Mar 30, 2020Granted: May 10, 2022
Est. expiryDec 30, 2039(~13.5 yrs left)· nominal 20-yr term from priority
Inventors:Peng DuQuanhong ZhouHua Zhao
68
PatentIndex Score
5
Cited by
9
References
1
Claims

Claims

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

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