Electronic transformer
Description
The broken lines illustrate portions of the electronic transformer which form no part of the claimed design.
Claims
The ornamental design for an electronic transformer, as shown and described.
Referenced Cited
Patent History
Patent number: D919569
Type: Grant
Filed: Dec 27, 2019
Date of Patent: May 18, 2021
Assignee: Smart Hero Enterprises Ltd (Kwai Chung)
Inventor: Mak Wilson Yu Sang (Kwai Chung)
Primary Examiner: Derrick E Holland
Application Number: 29/718,734
Type: Grant
Filed: Dec 27, 2019
Date of Patent: May 18, 2021
Assignee: Smart Hero Enterprises Ltd (Kwai Chung)
Inventor: Mak Wilson Yu Sang (Kwai Chung)
Primary Examiner: Derrick E Holland
Application Number: 29/718,734
Classifications
Current U.S. Class:
Transformer, Rectifier Or Casing Therefor (3) (D13/110)