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公开(公告)号:KR200016061Y1
公开(公告)日:1979-05-30
申请号:KR2019780001032
申请日:1978-03-02
Applicant: 김정남
Inventor: 김정남
IPC: H01J61/02
公开(公告)号:KR100006129B1
公开(公告)日:1979-02-03
申请号:KR1019780000094
申请日:1978-12-16
IPC: H05B37/02