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公开(公告)号:EP3935821A1
公开(公告)日:2022-01-12
申请号:EP20784798.9
申请日:2020-03-31
发明人: HAN, Jiwan , KIM, Hangyul , PARK, Miji , PARK, Sunyoung , PARK, Chunhyoung , SHIN, Jiyoung , OH, Younghak
IPC分类号: H04M1/725
公开(公告)号:EP3935821A1
公开(公告)日:2022-01-12
申请号:EP20784798.9
申请日:2020-03-31
发明人: HAN, Jiwan , KIM, Hangyul , PARK, Miji , PARK, Sunyoung , PARK, Chunhyoung , SHIN, Jiyoung , OH, Younghak
IPC分类号: H04M1/725