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公开(公告)号：US3113176A
公开(公告)日：1963-12-03
申请号：US14167261
申请日：1961-09-29
Applicant: BELL TELEPHONE LABOR INC
Inventor： DOKTOR THEODORE L , GEORGE PARKER , WEBER LAURANCE A , ZYDNEY HERBERT M
IPC: H04M11/06
CPC classification number: H04M11/06
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公开(公告)号：US3001010A
公开(公告)日：1961-09-19
申请号：US76051058
申请日：1958-09-11
Applicant: BELL TELEPHONE LABOR INC
Inventor： MAHONY JOHN P , OSTENDORF JR BERNARD , GEORGE PARKER , VANDERLIPPE RICHARD A
IPC: H04L12/403
CPC classification number: H04L12/40013 , H04L12/403
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3.发明授权Control logic circuit for subscriber data set carrier signal threshold monitor 失效控制逻辑电路用于用户数据集载波信号阈值监控
公开(公告)号：US3307149A
公开(公告)日：1967-02-28
申请号：US24804562
申请日：1962-12-28
Applicant: BELL TELEPHONE LABOR INC
Inventor： DOKTOR THEODORE L , GEORGE PARKER , ZYDNEY HERBERT M
IPC: H04M11/06
CPC classification number: H04M11/06
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公开(公告)号：US3041396A
公开(公告)日：1962-06-26
申请号：US3080560
申请日：1960-05-23
Applicant: BELL TELEPHONE LABOR INC
Inventor： OSTENDORF JR BERNARD , GEORGE PARKER
IPC: H04L25/40
CPC classification number: H04L25/40
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