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公开(公告)号:US2722664A
公开(公告)日:1955-11-01
申请号:US26224851
申请日:1951-12-18
Applicant: BELL TELEPHONE LABOR INC
Inventor: DUNCAN ROBERT S , STONE JR HENRY A
IPC: H01F17/04
CPC classification number: H01F17/043
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2.Prevention of power harmonic interference in bridged subscriber loops 失效
Title translation: 防止桥接用户环路中的电力谐波干扰公开(公告)号:US3073908A
公开(公告)日:1963-01-15
申请号:US2375060
申请日:1960-04-21
Applicant: BELL TELEPHONE LABOR INC
Inventor: LESTER HOCHGRAF , STONE JR HENRY A
IPC: H04M1/74
CPC classification number: H04M1/74
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公开(公告)号:US3061739A
公开(公告)日:1962-10-30
申请号:US77959358
申请日:1958-12-11
Applicant: BELL TELEPHONE LABOR INC
Inventor: STONE JR HENRY A , WARNER JR RAYMOND M
IPC: H01L21/24 , H01L27/082 , H01L27/095 , H01L29/00 , H01L29/02 , H01L29/06 , H01L29/73 , H01L29/80
CPC classification number: H01L29/73 , H01L21/24 , H01L27/082 , H01L27/095 , H01L29/00 , H01L29/02 , H01L29/06 , H01L29/80
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公开(公告)号:US2954486A
公开(公告)日:1960-09-27
申请号:US70031957
申请日:1957-12-03
Applicant: BELL TELEPHONE LABOR INC
Inventor: DOUCETTE EDWARD I , STONE JR HENRY A , WARNER JR RAYMOND M
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