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公开(公告)号:KR102045304B1
公开(公告)日:2019-11-15
申请号:KR1020190040845
申请日:2019-04-08
Applicant: 박제화
Inventor: 박제화
IPC: B21D37/10 , B21D28/02 , B21D22/20 , B21D31/02
公开(公告)号:KR102048800B1
公开(公告)日:2019-11-27
申请号:KR1020190040856
IPC: B21D53/26 , B21D22/20 , B21D31/06 , B21D37/16 , F16H55/36
公开(公告)号:KR3008016380000S
公开(公告)日:2015-06-18
申请号:KR3020140046220
申请日:2014-09-24
Designer: 박제화