Patent search ap:("BELL TELEPHONE LABOR INC") AND inv:"MEACHAM LARNED A" Page 4

31.

发明授权
Impulse system 失效
Title translation: 脉冲系统

公开(公告)号：US2408086A

公开(公告)日：1946-09-24

申请号：US39668841

申请日：1941-06-05

Applicant: BELL TELEPHONE LABOR INC

Inventor： MEACHAM LARNED A , MOHR MILTON E , PARKER CARLYLE V

IPC: H03K23/82 , H04J3/00

CPC classification number: H03K23/82 , H04J3/00

32.

发明授权
Stabilized oscillator 失效

公开(公告)号：US2163403A

公开(公告)日：1939-06-20

申请号：US15156437

申请日：1937-07-02

Applicant: BELL TELEPHONE LABOR INC

Inventor： MEACHAM LARNED A

IPC: H03B5/14 , H03B5/16 , H04B3/08

CPC classification number: H03B5/14 , H03B5/16 , H04B3/08

33.

发明授权
Frequency-band-rejecting transmission network 失效
Title translation: 频带拒收传输网络

公开(公告)号：US3346820A

公开(公告)日：1967-10-10

申请号：US33394363

申请日：1963-12-27

Applicant: BELL TELEPHONE LABOR INC

Inventor： BORENSTEIN DAVID P , MEACHAM LARNED A

IPC: H03H11/12 , H04N7/14

CPC classification number: H04N7/141 , H03H11/1213

34.

发明授权
Subscriber calling apparatus 失效

公开(公告)号：US3184554A

公开(公告)日：1965-05-18

申请号：US75947458

申请日：1958-09-08

Applicant: BELL TELEPHONE LABOR INC

Inventor： MEACHAM LARNED A , FRED WEST

IPC: H04M1/50 , H04M19/04

CPC classification number: H04M19/04 , H04M1/50

35.

发明授权
Telephone substation apparatus 失效
Title translation: 电话变电站

公开(公告)号：US3064084A

公开(公告)日：1962-11-13

申请号：US85993659

申请日：1959-12-16

Applicant: BELL TELEPHONE LABOR INC

Inventor： MEACHAM LARNED A

IPC: H04M1/50 , H04M19/04

CPC classification number: H04M1/50 , H04M19/04

36.

发明授权
Party line identification system 失效

公开(公告)号：US2908762A

公开(公告)日：1959-10-13

申请号：US68661057

申请日：1957-09-27

Applicant: BELL TELEPHONE LABOR INC

Inventor： MEACHAM LARNED A

IPC: H04M15/36 , H04Q5/02

CPC classification number: H04Q5/02 , H04M15/36

37.

发明授权
Delay circuit for amplifying device 失效
Title translation: 放大装置的延迟电路

公开(公告)号：US2823267A

公开(公告)日：1958-02-11

申请号：US57471556

申请日：1956-03-29

Applicant: BELL TELEPHONE LABOR INC

Inventor： MEACHAM LARNED A

IPC: H04Q5/00

CPC classification number: H04Q5/00

38.

发明授权
Equalizing circuit 失效
Title translation: 均衡电路

公开(公告)号：US2801288A

公开(公告)日：1957-07-30

申请号：US57471356

申请日：1956-03-29

Applicant: BELL TELEPHONE LABOR INC

Inventor： MEACHAM LARNED A

IPC: H04M1/74

CPC classification number: H04M1/74

39.

发明授权
Subscriber telephone circuit 失效
Title translation: 用户电话电路

公开(公告)号：US2762867A

公开(公告)日：1956-09-11

申请号：US36195353

申请日：1953-06-16

Applicant: BELL TELEPHONE LABOR INC

Inventor： MEACHAM LARNED A

IPC: H04M1/58 , H04M1/76

CPC classification number: H04M1/585 , H04M1/76

40.

发明授权
Push-pull transistor amplifier with conjugate input and output impedances 失效
Title translation: 具有共轭输入和输出阻抗的推挽晶体管放大器

公开(公告)号：US2694115A

公开(公告)日：1954-11-09

申请号：US41089554

申请日：1954-02-17

Applicant: BELL TELEPHONE LABOR INC

Inventor： MEACHAM LARNED A

IPC: E21B11/00 , H03F1/14 , H03F1/56

CPC classification number: H03F1/565 , H03F1/14

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