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公开(公告)号:US2169732A
公开(公告)日:1939-08-15
申请号:US15947537
申请日:1937-08-17
Applicant: BELL TELEPHONE LABOR INC
Inventor: LEGG VICTOR E
IPC: H01F1/24
CPC classification number: H01F1/24
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公开(公告)号:US2274830A
公开(公告)日:1942-03-03
申请号:US27412839
申请日:1939-05-17
Applicant: BELL TELEPHONE LABOR INC
Inventor: GOULD HAROLD L B , KINGSBURY BURTON A , LEGG VICTOR E
IPC: H01C7/04
CPC classification number: H01C7/046 , Y10S428/926 , Y10T29/49101 , Y10T428/12139 , Y10T428/12778
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公开(公告)号:US1878936A
公开(公告)日:1932-09-20
申请号:US32162728
申请日:1928-11-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: LEGG VICTOR E
CPC classification number: C22F1/08
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公开(公告)号:US1855578A
公开(公告)日:1932-04-26
申请号:US25666128
申请日:1928-02-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: LEGG VICTOR E
IPC: H01B11/14
CPC classification number: H01B11/14
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公开(公告)号:US1715713A
公开(公告)日:1929-06-04
申请号:US30356828
申请日:1928-09-01
Applicant: BELL TELEPHONE LABOR INC
Inventor: LEGG VICTOR E
IPC: C22F1/10
CPC classification number: C22F1/10
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公开(公告)号:US2158132A
公开(公告)日:1939-05-16
申请号:US19094338
申请日:1938-02-17
Applicant: BELL TELEPHONE LABOR INC
Inventor: LEGG VICTOR E
IPC: H01F27/00
CPC classification number: H01F27/008 , Y10T29/49076
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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:US1848364A
公开(公告)日:1932-03-08
申请号:US51940031
申请日:1931-03-02
Applicant: BELL TELEPHONE LABOR INC
Inventor: LEGG VICTOR E
IPC: C22F1/10
CPC classification number: C22F1/10
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公开(公告)号:US1762996A
公开(公告)日:1930-06-10
申请号:US31793128
申请日:1928-11-08
Applicant: BELL TELEPHONE LABOR INC
Inventor: LEGG VICTOR E
IPC: H01B11/14
CPC classification number: H01B11/143
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公开(公告)号:US1647737A
公开(公告)日:1927-11-01
申请号:US15880227
申请日:1927-01-03
Applicant: BELL TELEPHONE LABOR INC
Inventor: LEGG VICTOR E
IPC: H01F1/24
CPC classification number: H01F1/24
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