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公开(公告)号:US2471966A
公开(公告)日:1949-05-31
申请号:US58032445
申请日:1945-03-01
Applicant: BELL TELEPHONE LABOR INC
Inventor: LUKACS JOSEPH J , RIPPERE ROBERT O
IPC: G09B9/18
CPC classification number: G09B9/18
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公开(公告)号:US2630270A
公开(公告)日:1953-03-03
申请号:US10108849
申请日:1949-06-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: JOEL JR AMOS E , RIPPERE ROBERT O
IPC: G06F7/42
CPC classification number: G06F7/42
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公开(公告)号:US2584261A
公开(公告)日:1952-02-05
申请号:US54298644
申请日:1944-06-30
Applicant: BELL TELEPHONE LABOR INC
Inventor: DAVIS RICHARD C , FOGARTY EDWARD J , RIPPERE ROBERT O
IPC: G09B9/16
CPC classification number: G09B9/16
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公开(公告)号:US3122612A
公开(公告)日:1964-02-25
申请号:US7407860
申请日:1960-12-06
Applicant: BELL TELEPHONE LABOR INC
Inventor: JOSEPH MICHAL , RIPPERE ROBERT O
IPC: H04Q3/62
CPC classification number: H04Q3/625
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公开(公告)号:US2636285A
公开(公告)日:1953-04-28
申请号:US62206845
申请日:1945-10-12
Applicant: BELL TELEPHONE LABOR INC
Inventor: FOGARTY EDWARD J , RIPPERE ROBERT O
IPC: G09B9/20
CPC classification number: G09B9/20
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公开(公告)号:US2588375A
公开(公告)日:1952-03-11
申请号:US10108449
申请日:1949-06-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: FLINT ERLON W , HAGUE ALFRED E , JOEL JR AMOS E , RIPPERE ROBERT O
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公开(公告)号:US2554155A
公开(公告)日:1951-05-22
申请号:US71598246
申请日:1946-12-13
Applicant: BELL TELEPHONE LABOR INC
Inventor: RIPPERE ROBERT O
IPC: G09B9/16
CPC classification number: G09B9/16
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公开(公告)号:US2236499A
公开(公告)日:1941-04-01
申请号:US30448039
申请日:1939-11-15
Applicant: BELL TELEPHONE LABOR INC
Inventor: ORFEO CESAREO , RIPPERE ROBERT O
IPC: H04Q1/36
CPC classification number: H04Q1/36
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公开(公告)号:US2949506A
公开(公告)日:1960-08-16
申请号:US73515858
申请日:1958-05-14
Applicant: BELL TELEPHONE LABOR INC
Inventor: ABBOTT HENRY H , RIPPERE ROBERT O , WILLIAMS ROBERT D , WILLIFORD OSCAR H
IPC: H04Q3/00
CPC classification number: H04Q3/0004
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公开(公告)号:US2546835A
公开(公告)日:1951-03-27
申请号:US10108649
申请日:1949-06-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: RIPPERE ROBERT O
CPC classification number: B21D28/246
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