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公开(公告)号:US3377506A
公开(公告)日:1968-04-09
申请号:US53886266
申请日:1966-03-30
Applicant: UNITED AIRCRAFT CORP
Inventor: BANAS CONRAD M , BROWN CLYDE O , POWERS DONALD E
IPC: H01J1/13 , H01J27/02 , H01J37/04 , H01J37/077 , H01J37/24 , H01J37/304
CPC classification number: H01J1/135 , H01J27/02 , H01J37/04 , H01J37/077 , H01J37/24 , H01J37/304
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公开(公告)号:US3444350A
公开(公告)日:1969-05-13
申请号:US3444350D
申请日:1965-10-23
Applicant: UNITED AIRCRAFT CORP
Inventor: NIEDZIELSKI ROBERT M , POWERS DONALD E
IPC: H01J37/301 , B23K15/00
CPC classification number: H01J37/301
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3.Vacuum pressure measurement apparatus utlizing hollow cathode discharge 失效
Title translation: 真空压力测量仪器利用空心阴极放电公开(公告)号:US3399341A
公开(公告)日:1968-08-27
申请号:US45802865
申请日:1965-05-24
Applicant: UNITED AIRCRAFT CORP
Inventor: BANAS CONRAD M , CHURCHILL THOMAS L , POWERS DONALD E
IPC: H01J41/06
CPC classification number: H01J41/06
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