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1.发明授权
公开(公告)号：US3466230A
公开(公告)日：1969-09-09
申请号：US3466230D
申请日：1965-03-02
Applicant: COLLINS RADIO CO
Inventor： CARITHERS MERCER D
CPC classification number: H01G9/0032 , C23C8/02 , C23C8/80 , H01G4/1254 , Y10S205/917 , Y10T29/417
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