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公开(公告)号:US2442545A
公开(公告)日:1948-06-01
申请号:US60164045
申请日:1945-06-26
Applicant: DU MONT ALLEN B LAB INC
Inventor: KOCH STANLEY J , LEIGHTON HERNDON W
IPC: H01J5/42
CPC classification number: H01J5/42 , H01J2893/0034
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公开(公告)号:US2719956A
公开(公告)日:1955-10-04
申请号:US19164450
申请日:1950-10-23
Applicant: DU MONT ALLEN B LAB INC
Inventor: LEIGHTON HERNDON W
IPC: H01J29/92
CPC classification number: H01J29/925 , Y10S439/909
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公开(公告)号:US2900762A
公开(公告)日:1959-08-25
申请号:US55511555
申请日:1955-12-23
Applicant: DU MONT ALLEN B LAB INC
Inventor: LEIGHTON HERNDON W
CPC classification number: H01J9/263 , H01J5/26 , H01J2893/0043
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公开(公告)号:US2656481A
公开(公告)日:1953-10-20
申请号:US20056950
申请日:1950-12-13
Applicant: DU MONT ALLEN B LAB INC
Inventor: LEIGHTON HERNDON W
IPC: H01J29/82
CPC classification number: H01J29/82
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