USD550155SExpiredUtility

Electrical transformer

29
Assignee: ABB TECHNOLOGY AGPriority: Nov 12, 2003Filed: Dec 19, 2006Granted: Sep 4, 2007
Est. expiryNov 12, 2023(expired)· nominal 20-yr term from priority
Inventors:Sigurdur ThorsteinssonEgil StrykenRichard Tinggren
29
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Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for an electrical transformer, as shown and described.

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