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公开(公告)号：US1785515A
公开(公告)日：1930-12-16
申请号：US11913526
申请日：1926-06-28
Applicant: EDWARD W KANE
Inventor： DOUGLAS JOHN F H
CPC classification number: H02K1/26 , H02K1/146 , H02K2201/06
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