Patent search ap:("3M INNOVATIVE PROPERTIES COMPANY") AND inv:"Christpher M. Brown" Page 1

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外观设计
User interface for a welding helmet 有权

公开(公告)号：USD918483S1

公开(公告)日：2021-05-04

申请号：US29668027

申请日：2018-10-26

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Designer： Linus P. Bastman , Emil R. Eriksson , Erik Oskar Juhlin , Marcus T. R. Wiederkehr , John M. Kruse , Christpher M. Brown , Jon A. Kirschhoffer

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