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公开(公告)号:US2119377A
公开(公告)日:1938-05-31
申请号:US9701236
申请日:1936-08-20
Applicant: GEN ELECTRIC
Inventor: BEDFORD BURNICE D , WILLIS CLODIUS H , ELDER FRANK R
IPC: H02M5/447
CPC classification number: H02M5/447
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公开(公告)号:US1980855A
公开(公告)日:1934-11-13
申请号:US33540629
申请日:1929-01-28
Applicant: GEN ELECTRIC
Inventor: ELDER FRANK R
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公开(公告)号:US1956416A
公开(公告)日:1934-04-24
申请号:US47842130
申请日:1930-08-28
Applicant: GEN ELECTRIC
Inventor: ELDER FRANK R
IPC: H05G1/14
CPC classification number: H05G1/14 , Y10T307/872
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公开(公告)号:US2071190A
公开(公告)日:1937-02-16
申请号:US7057636
申请日:1936-03-24
Applicant: GEN ELECTRIC
Inventor: WILLIS CLODIUS H , BEDFORD BURNICE D , ELDER FRANK R
IPC: H02M5/447
CPC classification number: H02M5/447
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公开(公告)号:US2008494A
公开(公告)日:1935-07-16
申请号:US62162032
申请日:1932-07-09
Applicant: GEN ELECTRIC
Inventor: ELDER FRANK R , LA ROQUE HAROLD B
IPC: H05B41/392
CPC classification number: H05B41/3921 , Y10S315/03
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公开(公告)号:US1847934A
公开(公告)日:1932-03-01
申请号:US45409630
申请日:1930-05-20
Applicant: GEN ELECTRIC
Inventor: ELDER FRANK R , BAILEY JR ALLEN E , LA ROQUE HAROLD B
IPC: H02P7/26
CPC classification number: H02P7/26 , Y10S388/913
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公开(公告)号:US2130440A
公开(公告)日:1938-09-20
申请号:US6150836
申请日:1936-01-30
Applicant: GEN ELECTRIC
Inventor: WILLIS CLODIUS H , BEDFORD BURNICE D , ELDER FRANK R
IPC: H02M7/51
CPC classification number: H02M7/51
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公开(公告)号:US2093883A
公开(公告)日:1937-09-21
申请号:US4885635
申请日:1935-11-08
Applicant: GEN ELECTRIC
Inventor: ELDER FRANK R
CPC classification number: H05B41/232 , H01J2893/0087
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公开(公告)号:US1547152A
公开(公告)日:1925-07-21
申请号:US74039424
申请日:1924-09-27
Applicant: GEN ELECTRIC
Inventor: ELDER FRANK R
IPC: H03F3/48
CPC classification number: H03F3/48
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公开(公告)号:US2486134A
公开(公告)日:1949-10-25
申请号:US67119846
申请日:1946-05-21
Applicant: GEN ELECTRIC
Inventor: ELDER FRANK R
IPC: H01J17/04
CPC classification number: H01J17/04
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