-
公开(公告)号:US20220033300A1
公开(公告)日:2022-02-03
申请号:US17304671
申请日:2021-06-24
Applicant: AGC Inc.
Inventor: Shingo SEKI , Osamu SATO
Abstract: A glass member includes a recessed portion, wherein in cross-sectional view, an angle formed between a principal surface of the glass member and an edge face of an opening of the recessed portion is 90 degrees to 130 degrees.