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公开(公告)号：US3548347A
公开(公告)日：1970-12-15
申请号：US3548347D
申请日：1968-02-16
Applicant: SPRAGUE ELECTRIC CO
Inventor： MILLER DAVID S , GOODELL HARVEY E
CPC classification number: H01G4/35 , C10L1/191 , C10L1/1985 , C10L1/2437 , C10L1/2608 , C10L1/2641 , H01G4/40 , H03H1/0007
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