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公开(公告)号:US2834673A
公开(公告)日:1958-05-13
申请号:US52964255
申请日:1955-08-22
Applicant: BELL TELEPHONE LABOR INC
Inventor: LYNCH ROBERT T , SPECK LAWRENCE J
IPC: H01J9/04
CPC classification number: H01J9/04
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公开(公告)号:US3462320A
公开(公告)日:1969-08-19
申请号:US3462320D
申请日:1966-11-21
Applicant: BELL TELEPHONE LABOR INC
Inventor: LYNCH ROBERT T , THOMAS DAVID G
CPC classification number: C30B29/40 , C01B25/06 , C30B11/00 , C30B19/061 , H01L33/00 , Y10S148/107 , Y10S148/119 , Y10S252/95
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公开(公告)号:US2822499A
公开(公告)日:1958-02-04
申请号:US48880255
申请日:1955-02-17
Applicant: BELL TELEPHONE LABOR INC
Inventor: LYNCH ROBERT T
IPC: H01J23/05
CPC classification number: H01J23/05
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