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1.发明授权Hollow electron beam generator having cathode of rotational generation whose surface coincides with magnetic flux 失效中空电子束发生器具有表面与磁通相关的旋转发生的阴极
公开(公告)号：US3506866A
公开(公告)日：1970-04-14
申请号：US3506866D
申请日：1967-04-20
Applicant: SIEMENS AG
Inventor： POSCHL KLAUS , VEITH WERNER
IPC: H01J23/00 , H01J23/075 , H01J23/087 , H01J29/46
CPC classification number: H01J23/00 , H01J23/075 , H01J23/087
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