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公开(公告)号:US2363359A
公开(公告)日:1944-11-21
申请号:US45795242
申请日:1942-09-11
Applicant: GEN ELECTRIC
Inventor: SIMON RAMO
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公开(公告)号:US2277414A
公开(公告)日:1942-03-24
申请号:US40080941
申请日:1941-07-02
Applicant: GEN ELECTRIC
Inventor: SIMON RAMO
IPC: H01J37/12
CPC classification number: H01J37/12
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公开(公告)号:US2249494A
公开(公告)日:1941-07-15
申请号:US31051039
申请日:1939-12-22
Applicant: GEN ELECTRIC
Inventor: SIMON RAMO
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公开(公告)号:US2247077A
公开(公告)日:1941-06-24
申请号:US34800640
申请日:1940-07-27
Applicant: GEN ELECTRIC
Inventor: BLEWETT JOHN P , SIMON RAMO
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