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公开(公告)号:US2858234A
公开(公告)日:1958-10-28
申请号:US54247355
申请日:1955-10-24
Applicant: GEN ELECTRIC
Inventor: ISHLER WILLIAM E , CRESSMAN GEORGE W
IPC: H01J9/20
CPC classification number: H01J9/20
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公开(公告)号:US3199316A
公开(公告)日:1965-08-10
申请号:US22360662
申请日:1962-10-05
Applicant: GEN ELECTRIC
Inventor: CRESSMAN GEORGE W
IPC: F21K5/08
CPC classification number: F21K5/02
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公开(公告)号:US2726965A
公开(公告)日:1955-12-13
申请号:US25445651
申请日:1951-11-01
Applicant: GEN ELECTRIC
Inventor: CRESSMAN GEORGE W , KOTSCH WILLIAM E , CARL SEVERIN
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公开(公告)号:US3506385A
公开(公告)日:1970-04-14
申请号:US3506385D
申请日:1968-02-23
Applicant: GEN ELECTRIC
Inventor: WEBER KURT H , CRESSMAN GEORGE W
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公开(公告)号:US2711640A
公开(公告)日:1955-06-28
申请号:US40570054
申请日:1954-01-25
Applicant: GEN ELECTRIC
Inventor: CRESSMAN GEORGE W
IPC: F21K5/08
CPC classification number: F21K5/02
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公开(公告)号:US2918595A
公开(公告)日:1959-12-22
申请号:US65565557
申请日:1957-04-29
Applicant: GEN ELECTRIC
Inventor: CRESSMAN GEORGE W
IPC: H01K1/32
CPC classification number: H01K1/32
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公开(公告)号:US2791114A
公开(公告)日:1957-05-07
申请号:US46565054
申请日:1954-10-29
Applicant: GEN ELECTRIC
Inventor: CRESSMAN GEORGE W
IPC: F21K5/08
CPC classification number: F21K5/02
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