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公开(公告)号：US3609401A
公开(公告)日：1971-09-28
申请号：US3609401D
申请日：1970-03-09
Applicant: GEN ELECTRIC
Inventor： HARRIS LAWRENCE A , PUNSKY NORMAN D
IPC: H01J29/56 , H01J37/063 , H01J1/88 , H01J29/02 , H01J29/46
CPC classification number: H01J37/063 , H01J29/56
Abstract: An electron gun transforms a round beam of electrons into a sheet beam by employing a pair of curved deflecting plates positioned between two spaced anodes of a final unipotential lens of the gun.
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