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公开(公告)号：US3101100A
公开(公告)日：1963-08-20
申请号：US36260
申请日：1960-01-04
Applicant: RCA CORP
Inventor： ALBRECHT HAROLD J
IPC: H01J19/00
CPC classification number: H01J19/00 , H01J2893/0025
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