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31.Electron discharge device of the electron velocity modulation type 失效
Title translation: 电子速度调制型电子放电装置公开(公告)号:US2608671A
公开(公告)日:1952-08-26
申请号:US75555047
申请日:1947-06-19
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HEAVER FREMLIN JOHN , NORMAN HALL ROGER
CPC classification number: H03B5/1835 , H01J25/08
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公开(公告)号:US2485661A
公开(公告)日:1949-10-25
申请号:US51109443
申请日:1943-11-20
Applicant: INT STANDARD ELECTRIC CORP
Inventor: GREVILLE ROACH RICHARD
IPC: H01J25/08
CPC classification number: H01J25/08
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33.Focusing arrangement for electron discharge devices of electron velocity modulation tpe 失效
Title translation: 电子速度调制电子放电装置聚焦布置公开(公告)号:US2483407A
公开(公告)日:1949-10-04
申请号:US70902046
申请日:1946-11-09
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HEAVER FREMLIN JOHN
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34.
公开(公告)号:US2476971A
公开(公告)日:1949-07-26
申请号:US47646543
申请日:1943-02-19
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HEAVER FREMLIN JOHN , HENRY FOULKES CHRISTOPHER
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公开(公告)号:US2462086A
公开(公告)日:1949-02-22
申请号:US58481845
申请日:1945-03-26
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HEAVER FREMLIN JOHN , GORDON TOMLIN STANLEY
IPC: H01J25/08
CPC classification number: H01J25/08
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公开(公告)号:US2462085A
公开(公告)日:1949-02-22
申请号:US51257743
申请日:1943-12-02
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HEAVER FREMLIN JOHN
CPC classification number: H01J25/08 , H03B5/1835
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37.
公开(公告)号:US2452561A
公开(公告)日:1948-11-02
申请号:US46076442
申请日:1942-10-05
Applicant: STANDARD TELEPHONES CABLES LTD
Inventor: THOMAS GIBSON WILLIAM
IPC: H01J25/08
CPC classification number: H01J25/08
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公开(公告)号:US2338306A
公开(公告)日:1944-01-04
申请号:US41035141
申请日:1941-09-11
Applicant: INT STANDARD ELECTRIC CORP
Inventor: NORMAN SMYTH CHARLES
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