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公开(公告)号：US3462638A
公开(公告)日：1969-08-19
申请号：US3462638D
申请日：1968-07-08
Applicant: SONY CORP
Inventor： TETSUO TOKITA , MORIO MINORU , TOBARI MASAKATSU
CPC classification number: H04N9/28 , H01J29/51 , H01J29/702 , H01J2229/5687
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