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公开(公告)号：US2990498A
公开(公告)日：1961-06-27
申请号：US59531256
申请日：1956-07-02
Applicant: GEN ELECTRIC
Inventor： EVANS STEVEN W
CPC classification number: H01G4/08 , H05K1/119 , H05K1/184 , H05K2201/09854 , H05K2201/10568 , H05K2201/10643
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