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公开(公告)号:US2030254A
公开(公告)日:1936-02-11
申请号:US73732634
申请日:1934-07-28
Applicant: TELEFUNKEN GMBH
Inventor: BERNHARD HENSEL , KURT HESS , JOHANN RICHTER
IPC: H01J5/54
CPC classification number: H01J5/54
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公开(公告)号:US2128759A
公开(公告)日:1938-08-30
申请号:US73776234
申请日:1934-07-31
Applicant: TELEFUNKEN GMBH
Inventor: JOHANNES RICHTER , BERNHARD HENSEL , KURT HESS
IPC: H01J29/82
CPC classification number: H01J29/82
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公开(公告)号:US2114346A
公开(公告)日:1938-04-19
申请号:US73699234
申请日:1934-07-26
Applicant: TELEFUNKEN GMBH
Inventor: BERNHARD HENSEL , KURT HESS , JOHANN RICHTER
IPC: H01J29/82
CPC classification number: H01J29/82
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