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公开(公告)号：US2447645A
公开(公告)日：1948-08-24
申请号：US69062946
申请日：1946-08-15
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor： GOODWIN ARTHUR E , LUDWIG LEON R
IPC: H02K1/18
CPC classification number: H02K1/185 , Y10T29/49078
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