Welding transformer
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The broken lines in the drawings depict unclaimed environmental subject matter.
The broken away symbols in the drawings indicate that any portion of the article beyond what is shown forms no part of the claimed design.
Claims
The ornamental design for a welding transformer, as shown and described.
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Type: Grant
Filed: Jan 29, 2015
Date of Patent: Jul 11, 2017
Assignee: ROMAN MANUFACTURING, INC. (Grand Rapids, MI)
Inventors: Donald B. DeCorte (Hudsonville, MI), Mark B. Siehling (Walker, MI)
Primary Examiner: Patricia Palasik
Application Number: 29/516,071