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公开(公告)号:US2613335A
公开(公告)日:1952-10-07
申请号:US46369942
申请日:1942-10-28
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HEAVER FREMLIN JOHN , NORMAN HALL ROGER
IPC: H01J25/58
CPC classification number: H01J25/58
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公开(公告)号:US2459805A
公开(公告)日:1949-01-25
申请号:US46202942
申请日:1942-10-14
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HEAVER FREMLIN JOHN
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公开(公告)号:US2306875A
公开(公告)日:1942-12-29
申请号:US36951840
申请日:1940-12-11
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HEAVER FREMLIN JOHN
IPC: H01J25/12
CPC classification number: H01J25/12
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公开(公告)号:US2374810A
公开(公告)日:1945-05-01
申请号:US36740240
申请日:1940-11-27
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HEAVER FREMLIN JOHN
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5.
公开(公告)号:US2462087A
公开(公告)日:1949-02-22
申请号:US58820745
申请日:1945-04-13
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HEAVER FREMLIN JOHN
IPC: H01J25/28
CPC classification number: H01J25/28
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公开(公告)号:US2459806A
公开(公告)日:1949-01-25
申请号:US46370042
申请日:1942-10-28
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HEAVER FREMLIN JOHN , HENRY FOULKES CHRISTOPHER
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公开(公告)号:US2342263A
公开(公告)日:1944-02-22
申请号:US36740040
申请日:1940-11-27
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HEAVER FREMLIN JOHN
IPC: H01J25/68
CPC classification number: H01J25/68
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公开(公告)号:US2645739A
公开(公告)日:1953-07-14
申请号:US44550242
申请日:1942-06-02
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HEAVER FREMLIN JOHN , NORMAN HALL ROGER
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公开(公告)号:US2593433A
公开(公告)日:1952-04-22
申请号:US45778942
申请日:1942-09-09
Applicant: INT STANDARD ELECTRIC CORP
Inventor: HEAVER FREMLIN JOHN , JOHN FOSTER
IPC: H01J25/16
CPC classification number: H01J25/16
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