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公开(公告)号:US2650342A
公开(公告)日:1953-08-25
申请号:US27309552
申请日:1952-02-23
Applicant: GEN ELECTRIC
Inventor: MONTGOMERY KER
IPC: H02P9/22
CPC classification number: H02P9/22
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公开(公告)号:US2541820A
公开(公告)日:1951-02-13
申请号:US70939146
申请日:1946-11-12
Applicant: GEN ELECTRIC
Inventor: MONTGOMERY KER
IPC: H02P9/32
CPC classification number: H02P9/32
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公开(公告)号:US2682632A
公开(公告)日:1954-06-29
申请号:US9430649
申请日:1949-05-20
Applicant: GEN ELECTRIC
Inventor: ROBERT COHEN , STORM HERBERT F , MONTGOMERY KER
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