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公开(公告)号:US2898500A
公开(公告)日:1959-08-04
申请号:US53094555
申请日:1955-08-29
Applicant: BURROUGHS CORP
Inventor: LANDREY LEO R
IPC: H01J17/49
CPC classification number: H01J17/49 , H01J2893/0069
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公开(公告)号:US2823330A
公开(公告)日:1958-02-11
申请号:US50255855
申请日:1955-04-20
Applicant: BURROUGHS CORP
Inventor: LANDREY LEO R
IPC: H01J25/587 , H01J31/06
CPC classification number: H01J25/587 , H01J31/06
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公开(公告)号:US2802130A
公开(公告)日:1957-08-06
申请号:US56749456
申请日:1956-02-24
Applicant: BURROUGHS CORP
Inventor: ENGELMAN JOSEPH H , HADDAD THEODORE A , LANDREY LEO R
IPC: H01J17/38
CPC classification number: H01J17/38 , H01J2893/0065
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公开(公告)号:US2878407A
公开(公告)日:1959-03-17
申请号:US57837156
申请日:1956-04-16
Applicant: BURROUGHS CORP
Inventor: ENGELMAN JOSEPH H , LANDREY LEO R , LE GENDRE VICTOR J
IPC: H01J17/49
CPC classification number: H01J17/49 , H01J2893/0069
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公开(公告)号:US2876385A
公开(公告)日:1959-03-03
申请号:US55585255
申请日:1955-12-28
Applicant: BURROUGHS CORP
Inventor: LANDREY LEO R
IPC: H01J17/49
CPC classification number: H01J17/491
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公开(公告)号:CA601155A
公开(公告)日:1960-07-05
申请号:CA601155D
Applicant: BURROUGHS CORP
Inventor: ENGELMAN JOSEPH H , LANDREY LEO R , LEGENDRE VICTOR
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