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公开(公告)号：US3203715A
公开(公告)日：1965-08-31
申请号：US86334359
申请日：1959-12-31
Applicant: RCA CORP
Inventor： EDWARD BENBENEK JULES
CPC classification number: C03C27/02 , H01J5/26 , H01J2893/0043
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