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公开(公告)号：US2537843A
公开(公告)日：1951-01-09
申请号：US77291347
申请日：1947-09-09
Applicant: BELL TELEPHONE LABOR INC
Inventor： MEACHAM LARNED A
IPC: H03M1/00
CPC classification number: H03M1/506
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公开(公告)号：US2486491A
公开(公告)日：1949-11-01
申请号：US64645546
申请日：1946-02-08
Applicant: BELL TELEPHONE LABOR INC
Inventor： MEACHAM LARNED A
IPC: H04J3/04
CPC classification number: H04J3/042
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公开(公告)号：US2461832A
公开(公告)日：1949-02-15
申请号：US71629346
申请日：1946-12-14
Applicant: BELL TELEPHONE LABOR INC
Inventor： MEACHAM LARNED A
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公开(公告)号：US2422697A
公开(公告)日：1947-06-24
申请号：US56355944
申请日：1944-11-15
Applicant: BELL TELEPHONE LABOR INC
Inventor： MEACHAM LARNED A
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公开(公告)号：US2303485A
公开(公告)日：1942-12-01
申请号：US37255740
申请日：1940-12-31
Applicant: BELL TELEPHONE LABOR INC
Inventor： MEACHAM LARNED A
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Patent Agency Ranking
公开(公告)号：US1985046A
公开(公告)日：1934-12-18
申请号：US71376434
申请日：1934-03-02
Applicant: BELL TELEPHONE LABOR INC
Inventor： MARRISON WARREN A , MEACHAM LARNED A
IPC: H04J1/06
CPC classification number: H04J1/06
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27.发明授权
公开(公告)号：US3555188A
公开(公告)日：1971-01-12
申请号：US3555188D
申请日：1967-08-09
Applicant: BELL TELEPHONE LABOR INC
Inventor： MEACHAM LARNED A
CPC classification number: H04M1/6008
Abstract: In a telephone speech network employing an electromagnetic transmitter, compensation for nonlinearity and stabilization of an included transistor amplifier is provided for without utilizing either inductive or capacitive circuit elements.
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公开(公告)号：US3091666A
公开(公告)日：1963-05-28
申请号：US3017460
申请日：1960-05-19
Applicant: BELL TELEPHONE LABOR INC
Inventor： MEACHAM LARNED A
IPC: H04Q5/16
CPC classification number: H04Q5/16
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公开(公告)号：US3021478A
公开(公告)日：1962-02-13
申请号：US25762851
申请日：1951-11-21
Applicant: BELL TELEPHONE LABOR INC
Inventor： MEACHAM LARNED A
IPC: G01R23/00
CPC classification number: G01R23/00
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公开(公告)号：US2558189A
公开(公告)日：1951-06-26
申请号：US71629546
申请日：1946-12-14
Applicant: BELL TELEPHONE LABOR INC
Inventor： MEACHAM LARNED A
IPC: G01S13/10
CPC classification number: G01S13/103
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