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公开(公告)号:US2363583A
公开(公告)日:1944-11-28
申请号:US46916742
申请日:1942-12-16
Applicant: BELL TELEPHONE LABOR INC
Inventor: GILMAN GEORGE W
IPC: H04B1/40
CPC classification number: H04B1/40
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公开(公告)号:US2694140A
公开(公告)日:1954-11-09
申请号:US25803451
申请日:1951-11-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: GILMAN GEORGE W , PFLEGER KENNETH W
IPC: H04K3/00
CPC classification number: H04K3/226 , H04K2203/36
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公开(公告)号:US2530957A
公开(公告)日:1950-11-21
申请号:US73971947
申请日:1947-04-05
Applicant: BELL TELEPHONE LABOR INC
Inventor: GILMAN GEORGE W
IPC: H04J3/00
CPC classification number: H04J3/00
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公开(公告)号:US2428366A
公开(公告)日:1947-10-07
申请号:US57683445
申请日:1945-02-08
Applicant: BELL TELEPHONE LABOR INC
Inventor: GILMAN GEORGE W
IPC: H04J3/00
CPC classification number: H04J3/00
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公开(公告)号:US2362898A
公开(公告)日:1944-11-14
申请号:US43523542
申请日:1942-03-18
Applicant: BELL TELEPHONE LABOR INC
Inventor: GILMAN GEORGE W
IPC: H03G5/06
CPC classification number: H03G5/06
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公开(公告)号:US3069501A
公开(公告)日:1962-12-18
申请号:US75619458
申请日:1958-08-20
Applicant: BELL TELEPHONE LABOR INC
Inventor: GILMAN GEORGE W , PULLIS GEORGE A , SPACK EDWARD G
IPC: H04B3/20
CPC classification number: H04B3/20
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公开(公告)号:US2606443A
公开(公告)日:1952-08-12
申请号:US67661146
申请日:1946-06-14
Applicant: BELL TELEPHONE LABOR INC
Inventor: GILMAN GEORGE W
IPC: G01W1/00
CPC classification number: G01W1/00
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公开(公告)号:US2339633A
公开(公告)日:1944-01-18
申请号:US43587742
申请日:1942-03-23
Applicant: BELL TELEPHONE LABOR INC
Inventor: GILMAN GEORGE W
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