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公开(公告)号：US2951233A
公开(公告)日：1960-08-30
申请号：US61646556
申请日：1956-10-17
Applicant: RCA CORP
Inventor： TANCO FELIPE R , FERNANDEZ RIVAS LUIS A
IPC: H03K21/00
CPC classification number: H03K21/00
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