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公开(公告)号：US11604514B2
公开(公告)日：2023-03-14
申请号：US15098836
申请日：2016-04-14
Applicant: Apple Inc.
Inventor： Naoto Matsuyuki , Dale N. Memering , Matthew S. Rogers , Victor Luzzato , Naoki Okahata
Abstract: Disclosed herein is a substrate for an electronic device. The substrate has a visually imperceptible surface texture that exhibits different coefficients of friction on various input objects. In some implementations, the texture of the textured substrate is created using a gas etching process.
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