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公开(公告)号:US2819341A
公开(公告)日:1958-01-07
申请号:US45933354
申请日:1954-09-30
Applicant: BELL TELEPHONE LABOR INC
Inventor: BARNEY HAROLD L
IPC: G10L19/00
CPC classification number: G10L19/00
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2.
公开(公告)号:US2585077A
公开(公告)日:1952-02-12
申请号:US5868448
申请日:1948-11-06
Applicant: BELL TELEPHONE LABOR INC
Inventor: BARNEY HAROLD L
CPC classification number: H03F3/04 , H01L29/00 , H03B5/1203 , H03B5/1221 , H03B5/1231 , H03F1/34 , H03F1/56
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公开(公告)号:US2517960A
公开(公告)日:1950-08-08
申请号:US2285448
申请日:1948-04-23
Applicant: BELL TELEPHONE LABOR INC
Inventor: BARNEY HAROLD L , MATHES ROBERT C
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公开(公告)号:US2017645A
公开(公告)日:1935-10-15
申请号:US67613733
申请日:1933-06-16
Applicant: BELL TELEPHONE LABOR INC
Inventor: BARNEY HAROLD L
IPC: H04B3/06
CPC classification number: H04B3/06
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公开(公告)号:US2659773A
公开(公告)日:1953-11-17
申请号:US9767649
申请日:1949-06-07
Applicant: BELL TELEPHONE LABOR INC
Inventor: BARNEY HAROLD L
IPC: H03F3/62
CPC classification number: H03F3/62
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公开(公告)号:US2415405A
公开(公告)日:1947-02-11
申请号:US53069444
申请日:1944-04-12
Applicant: BELL TELEPHONE LABOR INC
Inventor: BARNEY HAROLD L
IPC: H02P25/02
CPC classification number: H02P25/024
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公开(公告)号:US2370221A
公开(公告)日:1945-02-27
申请号:US45192742
申请日:1942-07-22
Applicant: BELL TELEPHONE LABOR INC
Inventor: BARNEY HAROLD L
IPC: H04B3/16
CPC classification number: H04B3/16
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公开(公告)号:US2358045A
公开(公告)日:1944-09-12
申请号:US45383142
申请日:1942-08-06
Applicant: BELL TELEPHONE LABOR INC
Inventor: BARNEY HAROLD L
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公开(公告)号:US2097507A
公开(公告)日:1937-11-02
申请号:US6622936
申请日:1936-02-28
Applicant: BELL TELEPHONE LABOR INC
Inventor: BARNEY HAROLD L
IPC: H04B3/06
CPC classification number: H04B3/06
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公开(公告)号:US2701309A
公开(公告)日:1955-02-01
申请号:US6715948
申请日:1948-12-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: BARNEY HAROLD L
IPC: H03B5/12
CPC classification number: H03B5/1203 , H03B5/1231
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