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公开(公告)号：US3223890A
公开(公告)日：1965-12-14
申请号：US31244463
申请日：1963-09-30
Applicant: GEN ELECTRIC
Inventor： MAUL WILLIAM J , OPPEL JOHN A , RATHBUN WILLIAM H
CPC classification number: H01H33/666 , H01B17/26 , H01F38/30 , H01H33/027 , H02H3/28 , H02H7/222
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