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公开(公告)号:KR2019890003891U
公开(公告)日:1989-04-14
申请号:KR2019870011621
申请日:1987-07-15
Applicant: 삼성전자주식회사
Inventor: 이효삼 , 엄영구
IPC: H04N5/232
公开(公告)号:KR2019890001042Y1
公开(公告)日:1989-03-28
申请号:KR2019860005969
申请日:1986-04-30
Inventor: 이효삼
IPC: H02M3/137
Abstract: 내용 없음.
公开(公告)号:KR2019890000590Y1
公开(公告)日:1989-03-11
申请号:KR2019860000821
申请日:1986-01-25
IPC: H03K17/00 , H03H11/00
公开(公告)号:KR2019880016989U
公开(公告)日:1988-10-08
申请号:KR2019870002335
申请日:1987-02-26
IPC: H04N5/235 , H01B13/00
公开(公告)号:KR2019880014093U
公开(公告)日:1988-08-31
申请号:KR2019860019192
申请日:1986-12-02
IPC: H04N5/228