User interface for a welding helmet
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The broken lines in the figures depict portions of the user interface for a welding helmet that form no part of the claimed design. The broken lines in
Claims
The ornamental design for a user interface for a welding helmet, as shown and described.
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Type: Grant
Filed: Oct 26, 2018
Date of Patent: May 4, 2021
Assignee: 3M INNOVATIVE PROPERTIES CO. (St. Paul, MN)
Inventors: Linus P. Bastman (Orsa), Emil R. Eriksson (Falun), Erik Oskar Juhlin (Gustavsberg), Marcus T. R. Wiederkehr (Leksand), John M. Kruse (Minneapolis, MN), Christpher M. Brown (Cottage Grove, MN), Jon A. Kirschhoffer (Stillwater, MN)
Primary Examiner: Kimberly Barnes
Application Number: 29/668,027