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公开(公告)号：US3284324A
公开(公告)日：1966-11-08
申请号：US24799762
申请日：1962-12-28
Applicant: IBM
Inventor： APPEL FRANK H , HAUSER JR VICTOR E , SMITH ROBERT S
CPC classification number: C25D5/44 , C23C18/38 , C23C18/48 , C25D7/08 , H01F10/06 , H01F41/24 , H01F41/26 , Y10S205/917 , Y10T29/49069
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