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公开(公告)号:US2527649A
公开(公告)日:1950-10-31
申请号:US7716549
申请日:1949-02-18
Applicant: BELL TELEPHONE LABOR INC
Inventor: EUGENE PETERSON
IPC: H04J3/06
CPC classification number: H04J3/06
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公开(公告)号:US2276863A
公开(公告)日:1942-03-17
申请号:US37309741
申请日:1941-01-04
Applicant: BELL TELEPHONE LABOR INC
Inventor: EUGENE PETERSON
IPC: H03D1/24
CPC classification number: H03D1/24
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公开(公告)号:US2233061A
公开(公告)日:1941-02-25
申请号:US25704739
申请日:1939-02-18
Applicant: BELL TELEPHONE LABOR INC
Inventor: EUGENE PETERSON
IPC: H04B1/64
CPC classification number: H04B1/64
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公开(公告)号:US2146091A
公开(公告)日:1939-02-07
申请号:US20105238
申请日:1938-04-09
Applicant: BELL TELEPHONE LABOR INC
Inventor: EUGENE PETERSON
IPC: H03B19/03
CPC classification number: H03B19/03
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公开(公告)号:US2006698A
公开(公告)日:1935-07-02
申请号:US72761134
申请日:1934-05-26
Applicant: BELL TELEPHONE LABOR INC
Inventor: EUGENE PETERSON
IPC: G01R27/32
CPC classification number: G01R27/32
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公开(公告)号:US1998840A
公开(公告)日:1935-04-23
申请号:US71528034
申请日:1934-03-13
Applicant: BELL TELEPHONE LABOR INC
Inventor: LEGG VICTOR E , EUGENE PETERSON , WRATHALL LEISHMAN R
CPC classification number: C21D1/78 , B22F3/24 , C21D8/12 , Y10S428/90 , Y10T29/49075
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公开(公告)号:US1955828A
公开(公告)日:1934-04-24
申请号:US62837732
申请日:1932-08-11
Applicant: BELL TELEPHONE LABOR INC
Inventor: EUGENE PETERSON
IPC: H03F1/36
CPC classification number: H03F1/36
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公开(公告)号:US1955827A
公开(公告)日:1934-04-24
申请号:US61755732
申请日:1932-06-16
Applicant: BELL TELEPHONE LABOR INC
Inventor: EUGENE PETERSON
IPC: H03F1/36
CPC classification number: H03F1/36
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公开(公告)号:US1901929A
公开(公告)日:1933-03-21
申请号:US43356730
申请日:1930-03-06
Applicant: BELL TELEPHONE LABOR INC
Inventor: EUGENE PETERSON
IPC: H03G11/00
CPC classification number: H03G11/004
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40.
公开(公告)号:US1893302A
公开(公告)日:1933-01-03
申请号:US28677228
申请日:1928-06-20
Applicant: BELL TELEPHONE LABOR INC
Inventor: EUGENE PETERSON
CPC classification number: H03F3/28
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