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公开(公告)号:US3394453A
公开(公告)日:1968-07-30
申请号:US49259465
申请日:1965-10-04
Applicant: ITT
Inventor: WALLACE MILNER W , WERTMAN RICHARD C
IPC: H01J23/26
CPC classification number: H01J23/26 , Y10T29/49016 , Y10T29/49865
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公开(公告)号:US2934674A
公开(公告)日:1960-04-26
申请号:US56402256
申请日:1956-02-07
Applicant: ITT
Inventor: WERTMAN RICHARD C
IPC: H01J23/30
CPC classification number: H01J23/30
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