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公开(公告)号:US2797357A
公开(公告)日:1957-06-25
申请号:US40560254
申请日:1954-01-22
Applicant: BURROUGHS CORP
Inventor: SAUL KUCHINSKY , AYERS EARL D
IPC: H01J31/06
CPC classification number: H01J31/06
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公开(公告)号:US3101429A
公开(公告)日:1963-08-20
申请号:US81897259
申请日:1959-06-08
Applicant: BURROUGHS CORP
Inventor: AYERS EARL D
IPC: H01J31/06
CPC classification number: H01J31/06
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公开(公告)号:US2817786A
公开(公告)日:1957-12-24
申请号:US40620254
申请日:1954-01-26
Applicant: BURROUGHS CORP
Inventor: AYERS EARL D
IPC: H01J31/06
CPC classification number: H01J31/06
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