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公开(公告)号:KR102056933B1
公开(公告)日:2019-12-17
申请号:KR1020170095634
申请日:2017-07-27
Applicant: 국민대학교산학협력단
Inventor: 김수린 , 이행우
IPC: E06B9/24 , E06B9/386
公开(公告)号:KR3009327730000S
公开(公告)日:2017-11-24
申请号:KR3020170028558
申请日:2017-06-21
Designer: 이행우 , 김수린