Patent search ap:("VARIAN ASSOCIATES") AND inv:"FRIEDLANDER FRED I" Page 1

1.

发明授权
High frequency electron discharge devices having improved mode suppression means for cavities with re-entrant drift tubes 失效
Title translation: 具有改进的模式抑制装置的高频电子放电装置

公开(公告)号：US3502934A

公开(公告)日：1970-03-24

申请号：US3502934D

申请日：1967-09-15

Applicant: VARIAN ASSOCIATES

Inventor： FRIEDLANDER FRED I , SPALLAS PETER J

IPC: H01J23/20 , H01J25/10

CPC classification number: H01J25/10 , H01J23/20

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