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公开(公告)号:KR102161570B1
公开(公告)日:2020-10-06
申请号:KR1020190000447
申请日:2019-01-02
Applicant: 성균관대학교산학협력단
Inventor: 구자춘 , 이경하 , 백승국 , 이혁진
IPC: B25J13/08 , B25J9/16