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公开(公告)号:US20230182168A1
公开(公告)日:2023-06-15
申请号:US18078445
申请日:2022-12-09
申请人: Won Goo KANG , LG ELECTRONICS INC.
发明人: Kun Hyung PARK , Won Goo KANG , Hong Seung DO , Kuhyeong LEE , Rok Dam BAEK
摘要: A coated steel sheet capable of implementing a rich three-dimensional effect, various patterns, and a natural esthetic sense and includes a steel sheet material which has a concave portion and a convex portion formed on one surface and a coating layer which is formed on the one surface by being coated on a coating material, wherein, as the coating layer is polished, at least a portion of the convex portion is exposed to an outside, and the concave portion is filled with the coating material.