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公开(公告)号:KR2019880013393U
公开(公告)日:1988-08-30
申请号:KR2019860022126
申请日:1986-12-31
Applicant: 삼성전자주식회사
Inventor: 김기태
IPC: G11B15/66
公开(公告)号:KR2019850004473U
公开(公告)日:1985-07-22
申请号:KR2019830009982
申请日:1983-11-25
IPC: H01H13/00