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公开(公告)号:US3337933A
公开(公告)日:1967-08-29
申请号:US39704364
申请日:1964-09-16
Applicant: SIEMENS AG
Inventor: WERNER SEIFFARTH , ANDREAS WEISSFLOCH
CPC classification number: H01J19/38 , H01J19/00 , H01J19/46 , H01J2893/0006 , H01J2893/0016 , H01J2893/0017 , H01J2893/0022
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公开(公告)号:US3227912A
公开(公告)日:1966-01-04
申请号:US14762761
申请日:1961-10-25
Applicant: SIEMENS AG
Inventor: HARTMUT GANSWINDT , WERNER SEIFFARTH
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