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公开(公告)号:US3222172A
公开(公告)日:1965-12-07
申请号:US50428755
申请日:1955-04-27
Applicant: COLUMBIA BROADCASTING SYST INC
Inventor: JOSEPH GIUFFRIDA
CPC classification number: H01J29/702 , H01J9/2272 , H01J29/003 , H01J31/201 , H01J31/205 , H01J2229/003 , H01J2229/5687
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公开(公告)号:US2806208A
公开(公告)日:1957-09-10
申请号:US24900051
申请日:1951-09-29
Applicant: COLUMBIA BROADCASTING SYST INC
Inventor: JOSEPH GIUFFRIDA
IPC: G01R17/16
CPC classification number: G01R17/16
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公开(公告)号:US2922059A
公开(公告)日:1960-01-19
申请号:US54038055
申请日:1955-10-14
Applicant: COLUMBIA BROADCASTING SYST INC
Inventor: JOSEPH GIUFFRIDA
CPC classification number: H03K4/28 , H01J19/42 , H01J19/78 , H01J21/20 , H01J2893/0005 , H01J2893/003
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4.Compensator for earth's magnetic field by color dot displacement 失效
Title translation: 补偿器通过色点位移对地球磁场进行补偿公开(公告)号:US3179836A
公开(公告)日:1965-04-20
申请号:US60054556
申请日:1956-07-27
Applicant: COLUMBIA BROADCASTING SYST INC
Inventor: JOSEPH GIUFFRIDA
CPC classification number: H01J29/702 , H01J9/2272 , H01J29/003 , H01J31/201 , H01J31/205 , H01J2229/003 , H01J2229/5687
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公开(公告)号:US2795728A
公开(公告)日:1957-06-11
申请号:US37886853
申请日:1953-09-08
Applicant: COLUMBIA BROADCASTING SYST INC
Inventor: JOSEPH GIUFFRIDA
IPC: H04N3/26
CPC classification number: H04N3/26
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公开(公告)号:US2743389A
公开(公告)日:1956-04-24
申请号:US40668554
申请日:1954-01-28
Applicant: COLUMBIA BROADCASTING SYST INC
Inventor: JOSEPH GIUFFRIDA
CPC classification number: H01J29/705 , H04N9/28
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