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公开(公告)号:US2909690A
公开(公告)日:1959-10-20
申请号:US69181957
申请日:1957-10-23
Applicant: EITEL MCCULLOUGH INC
Inventor: LEVIN MARTIN E , WOLFSON ANTHONY S , YOUNG JAMES I
IPC: H01J31/04
CPC classification number: H01J31/04
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公开(公告)号:US3227904A
公开(公告)日:1966-01-04
申请号:US18590662
申请日:1962-04-09
Applicant: EITEL MCCULLOUGH INC
Inventor: LEVIN MARTIN E
IPC: H01J19/74
CPC classification number: H01J19/74
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公开(公告)号:US3176179A
公开(公告)日:1965-03-30
申请号:US18219662
申请日:1962-03-26
Applicant: EITEL MCCULLOUGH INC
Inventor: KUEHNE GERHARD B , LEVIN MARTIN E
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4.Fluid cooling of hollow tuner and radio frequency probe in klystron 失效
Title translation: 中速调谐器和射频探头在速调管中的流体冷却公开(公告)号:US3227915A
公开(公告)日:1966-01-04
申请号:US6300160
申请日:1960-10-17
Applicant: EITEL MCCULLOUGH INC
Inventor: LEVIN MARTIN E
CPC classification number: H01J23/005 , H01J23/46 , H01P1/08
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5.High frequency tube having a cathode electrode between the grid and anode terminals 失效
Title translation: 高频管在栅极和阳极端子之间具有阴极电极公开(公告)号:US3111600A
公开(公告)日:1963-11-19
申请号:US5797060
申请日:1960-09-23
Applicant: EITEL MCCULLOUGH INC
Inventor: LEVIN MARTIN E
IPC: H01J19/42
CPC classification number: H01J19/42 , H01J2893/0002
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