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公开(公告)号：US20230046712A1
公开(公告)日：2023-02-16
申请号：US17813372
申请日：2022-07-19
Applicant: AGC Inc.
Inventor： Yuha KOBAYASHI , Shigeto KUMANO , Kaede KATSUNO , Keisuke HANASHIMA , Kohei HORIUCHI
IPC: C03C23/00
Abstract: A glass substrate 10 has a mark provided on a surface 10A of the glass substrate 10, the mark including plural dots 104, a depth H of each of the dots 104 is 0.5 μm or larger and 7.0 μm or smaller, and an inclination angle of a side surface 104B of each of the dots 104 is 5° or larger and 56° or smaller.
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