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公开(公告)号:US2597428A
公开(公告)日:1952-05-20
申请号:US21861851
申请日:1951-03-31
Applicant: BELL TELEPHONE LABOR INC
Inventor: BACHELET ALBERT E
IPC: H04Q3/00
CPC classification number: H04Q3/00
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公开(公告)号:US2131578A
公开(公告)日:1938-09-27
申请号:US16075737
申请日:1937-08-25
Applicant: BELL TELEPHONE LABOR INC
Inventor: BACHELET ALBERT E , GIBSON EARL S
IPC: H04M3/56
CPC classification number: H04M3/56
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公开(公告)号:US2110284A
公开(公告)日:1938-03-08
申请号:US9956436
申请日:1936-09-05
Applicant: BELL TELEPHONE LABOR INC
Inventor: BACHELET ALBERT E , SMART BRAND
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公开(公告)号:US2919307A
公开(公告)日:1959-12-29
申请号:US76313758
申请日:1958-09-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: BACHELET ALBERT E , HAAS HAMMOND H , NEWELL NORMAN A
IPC: H04B17/40
CPC classification number: H04B17/406
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公开(公告)号:US2906996A
公开(公告)日:1959-09-29
申请号:US35558453
申请日:1953-05-18
Applicant: BELL TELEPHONE LABOR INC
Inventor: BACHELET ALBERT E , ENTZ FERDINAND S
IPC: H04Q5/16
CPC classification number: H04Q5/16
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公开(公告)号:US2609455A
公开(公告)日:1952-09-02
申请号:US13028149
申请日:1949-11-30
Applicant: BELL TELEPHONE LABOR INC
Inventor: BACHELET ALBERT E
IPC: H04Q3/52
CPC classification number: H04Q3/526
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公开(公告)号:US2153128A
公开(公告)日:1939-04-04
申请号:US10084836
申请日:1936-09-15
Applicant: BELL TELEPHONE LABOR INC , AMERICAN TELEPHONE & TELEGRAPH
Inventor: BACHELET ALBERT E , HOLDEN WILLIAM H T
IPC: H04Q1/446
CPC classification number: H04Q1/4465
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公开(公告)号:US1871310A
公开(公告)日:1932-08-09
申请号:US47696630
申请日:1930-08-22
Applicant: BELL TELEPHONE LABOR INC
Inventor: ENTZ FERDINAND S , BACHELET ALBERT E
IPC: H04H60/04
CPC classification number: H04H60/04
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公开(公告)号:US3324241A
公开(公告)日:1967-06-06
申请号:US36990164
申请日:1964-05-25
Applicant: BELL TELEPHONE LABOR INC
Inventor: BACHELET ALBERT E
IPC: H04M3/36
CPC classification number: H04M3/36
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公开(公告)号:US3178643A
公开(公告)日:1965-04-13
申请号:US7048260
申请日:1960-11-21
Applicant: BELL TELEPHONE LABOR INC
Inventor: BACHELET ALBERT E , BOMBA JAMES S
IPC: H04B3/20
CPC classification number: H04B3/20
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