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公开(公告)号：US3531322A
公开(公告)日：1970-09-29
申请号：US3531322D
申请日：1966-12-28
Applicant: HONEYWELL INC
Inventor： KEFALAS JOHN H , LOYCANO JOSEPH A
CPC classification number: G11B5/722 , H01F10/06 , Y10S428/928
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