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公开(公告)号:US2253185A
公开(公告)日:1941-08-19
申请号:US35504540
申请日:1940-08-31
Applicant: GEN ELECTRIC
Inventor: LORD HAROLD W
IPC: H05B41/10
CPC classification number: H05B41/10
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公开(公告)号:US2231584A
公开(公告)日:1941-02-11
申请号:US27615439
申请日:1939-05-27
Applicant: GEN ELECTRIC
Inventor: LORD HAROLD W
IPC: H05B41/232
CPC classification number: H05B41/2325
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公开(公告)号:US2170456A
公开(公告)日:1939-08-22
申请号:US19735738
申请日:1938-03-22
Applicant: GEN ELECTRIC
Inventor: LORD HAROLD W
IPC: H05B41/10
CPC classification number: H05B41/10 , Y10S315/01 , Y10S315/05
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公开(公告)号:US2151570A
公开(公告)日:1939-03-21
申请号:US6603036
申请日:1936-02-27
Applicant: GEN ELECTRIC
Inventor: SHOULTS DAVID R , LORD HAROLD W
CPC classification number: B41F13/14 , B41F13/025 , Y10T83/148
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公开(公告)号:US2100863A
公开(公告)日:1937-11-30
申请号:US10864536
申请日:1936-10-31
Applicant: GEN ELECTRIC
Inventor: LORD HAROLD W
IPC: H02M1/04
CPC classification number: H02M1/042
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公开(公告)号:US2098051A
公开(公告)日:1937-11-02
申请号:US6924336
申请日:1936-03-16
Applicant: GEN ELECTRIC
Inventor: LORD HAROLD W
IPC: H04L27/04
CPC classification number: H04L27/04
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公开(公告)号:US1970515A
公开(公告)日:1934-08-14
申请号:US69829833
申请日:1933-11-16
Applicant: GEN ELECTRIC
Inventor: LORD HAROLD W
CPC classification number: H02M7/15 , G05B11/013
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公开(公告)号:US1946290A
公开(公告)日:1934-02-06
申请号:US62738932
申请日:1932-08-03
Applicant: GEN ELECTRIC
Inventor: LORD HAROLD W
IPC: G01P3/68
CPC classification number: G01P3/68
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公开(公告)号:US1889608A
公开(公告)日:1932-11-29
申请号:US54561331
申请日:1931-06-19
Applicant: GEN ELECTRIC
Inventor: LORD HAROLD W
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公开(公告)号:US1873652A
公开(公告)日:1932-08-23
申请号:US58407831
申请日:1931-12-31
Applicant: GEN ELECTRIC
Inventor: LORD HAROLD W
CPC classification number: H02M7/15 , G05B11/013
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