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公开(公告)号：US2376667A
公开(公告)日：1945-05-22
申请号：US48092843
申请日：1943-03-29
Applicant: RCA CORP
Inventor： CUNNINGHAM OLIVER B , HARRY SUSSMAN , SAMUEL GUBIN
IPC: H03J7/30
CPC classification number: H03J7/30
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