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公开(公告)号:US2810830A
公开(公告)日:1957-10-22
申请号:US37602253
申请日:1953-07-08
Applicant: BELL TELEPHONE LABOR INC
Inventor: GLASS MYRON S , MOLNAR JULIUS P , OCH HENRY G , THATCHER WILLARD H
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公开(公告)号:US2824998A
公开(公告)日:1958-02-25
申请号:US34821853
申请日:1953-04-13
Applicant: BELL TELEPHONE LABOR INC
Inventor: MOLNAR JULIUS P
IPC: H01J23/213
CPC classification number: H01J23/213
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公开(公告)号:US2797353A
公开(公告)日:1957-06-25
申请号:US23178351
申请日:1951-06-15
Applicant: BELL TELEPHONE LABOR INC
Inventor: MOLNAR JULIUS P , MOSTER CLARENCE R
IPC: H01J23/087
CPC classification number: H01J23/087
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