USD622214SExpiredUtility

Electrical transformer

37
Assignee: ABB TECHNOLOGY AGPriority: Nov 12, 2003Filed: Mar 1, 2010Granted: Aug 24, 2010
Est. expiryNov 12, 2023(expired)· nominal 20-yr term from priority
Inventors:Sigurdur ThorsteinssonEgil StrykenRichard Tinggren
37
PatentIndex Score
1
Cited by
21
References
1
Claims

Claims

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

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