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公开(公告)号:US3229279A
公开(公告)日:1966-01-11
申请号:US11126061
申请日:1961-05-19
Applicant: WESTERN ELECTRIC CO
Inventor: EDGREN HARRY C , SEVEBECK LAURIN L
IPC: H04L27/30
CPC classification number: H04L27/30
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公开(公告)号:US3240885A
公开(公告)日:1966-03-15
申请号:US27867863
申请日:1963-05-07
Applicant: WESTERN ELECTRIC CO
Inventor: GRUNFELDER PHILIP J , SEVEBECK LAURIN L
CPC classification number: H04M1/23 , H01H13/7013
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3.Systems and methods for processing data over telephone networks 失效
Title translation: 通过电话网络处理数据的系统和方法公开(公告)号:US3131259A
公开(公告)日:1964-04-28
申请号:US78498359
申请日:1959-01-05
Applicant: WESTERN ELECTRIC CO
Inventor: DI IORIO MICHAEL V , GRUNFELDER PHILIP J , SEVEBECK LAURIN L
CPC classification number: H04L27/26 , H04L27/10 , H04M11/007 , H04M11/06
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公开(公告)号:US3359369A
公开(公告)日:1967-12-19
申请号:US34753364
申请日:1964-02-26
Applicant: WESTERN ELECTRIC CO
Inventor: DI IORIC MICHAEL V , GRUNFELDER PHILIP J , SEVEBECK LAURIN L
CPC classification number: H04L27/26 , H04L27/10 , H04M11/007 , H04M11/06
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5.Card separating and position marking device for card file systems 失效
Title translation: 卡片文件系统的卡分离和位置标记装置公开(公告)号:US2698212A
公开(公告)日:1954-12-28
申请号:US33895153
申请日:1953-02-26
Applicant: WESTERN ELECTRIC CO
Inventor: SEVEBECK LAURIN L
IPC: A47B63/06
CPC classification number: A47B63/065
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公开(公告)号:US3301958A
公开(公告)日:1967-01-31
申请号:US30147963
申请日:1963-08-12
Applicant: WESTERN ELECTRIC CO
Inventor: BLAKESLEE WILLIAM W , GRUNFELDER PHILIP J , NADOLNY EDMUND K , SEVEBECK LAURIN L , VOGELI RUDOLF E
IPC: H04M1/276
CPC classification number: H04M1/276
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公开(公告)号:US3120584A
公开(公告)日:1964-02-04
申请号:US7234560
申请日:1960-11-29
Applicant: WESTERN ELECTRIC CO
Inventor: GRUNFELDER PHILIP J , PROEHLE ELMER C , SEVEBECK LAURIN L
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