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公开(公告)号:KR3002700180000S
公开(公告)日:2001-02-01
申请号:KR3020000026465
申请日:2000-10-18
Applicant: 박경철
Designer: 박경철
公开(公告)号:KR200092359Y1
公开(公告)日:1995-11-29
申请号:KR2019920024154
申请日:1992-12-02
Applicant: 박경철 , 송희호
Inventor: 박경철 , 송희호
IPC: F04B9/14
公开(公告)号:KR2019950015104U
公开(公告)日:1995-06-17
申请号:KR2019930025079
申请日:1993-11-25
Inventor: 박경철
IPC: G01F23/02
公开(公告)号:KR2019930004810U
公开(公告)日:1993-03-20
申请号:KR2019910013245
申请日:1991-08-21
IPC: B65D25/28