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公开(公告)号:US3113233A
公开(公告)日:1963-12-03
申请号:US11616061
申请日:1961-06-09
Applicant: DUNLEE CORP
Inventor: KASTEN JR ROY F , GAGER ROBERT M
IPC: H01J35/26
CPC classification number: H01J35/26
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公开(公告)号:US3109951A
公开(公告)日:1963-11-05
申请号:US7333360
申请日:1960-12-02
Applicant: DUNLEE CORP
Inventor: KASTEN JR ROY F
IPC: H01J35/10
CPC classification number: H01J35/10
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