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公开(公告)号:US2658680A
公开(公告)日:1953-11-10
申请号:US57763045
申请日:1945-02-13
Applicant: BELL TELEPHONE LABOR INC
Inventor: HOLBROOK BERNARD D , LUNDSTROM ALEXIS A , MALTHANER WILLIAM A
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公开(公告)号:US2405214A
公开(公告)日:1946-08-06
申请号:US58755045
申请日:1945-04-10
Applicant: BELL TELEPHONE LABOR INC
Inventor: HOLBROOK BERNARD D , LOGAN MASON A
IPC: H04Q3/00
CPC classification number: H04Q3/0004
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公开(公告)号:US2317191A
公开(公告)日:1943-04-20
申请号:US37571341
申请日:1941-01-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: HOLBROOK BERNARD D
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公开(公告)号:US2552629A
公开(公告)日:1951-05-15
申请号:US13801650
申请日:1950-01-11
Applicant: BELL TELEPHONE LABOR INC
Inventor: HAMMING RICHARD W , HOLBROOK BERNARD D
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公开(公告)号:US2356846A
公开(公告)日:1944-08-29
申请号:US49846543
申请日:1943-08-13
Applicant: BELL TELEPHONE LABOR INC
Inventor: HOLBROOK BERNARD D
CPC classification number: H04Q3/0004 , B60K2702/14 , B60W30/1819
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公开(公告)号:US2696599A
公开(公告)日:1954-12-07
申请号:US33656253
申请日:1953-02-12
Applicant: BELL TELEPHONE LABOR INC
Inventor: HOLBROOK BERNARD D , MALTHANER WILLIAM A , VAUGHAN HENRY E
CPC classification number: H04Q3/42 , G06F11/085
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公开(公告)号:US2658679A
公开(公告)日:1953-11-10
申请号:US57762945
申请日:1945-02-13
Applicant: BELL TELEPHONE LABOR INC
Inventor: HOLBROOK BERNARD D , LUNDSTROM ALEXIS A
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公开(公告)号:US2658678A
公开(公告)日:1953-11-10
申请号:US57762845
申请日:1945-02-13
Applicant: BELL TELEPHONE LABOR INC
Inventor: HOLBROOK BERNARD D , LUNDSTROM ALEXIS A
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