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公开(公告)号：US2608680A
公开(公告)日：1952-08-26
申请号：US20041250
申请日：1950-12-12
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor： SHANKLE DERRILL F , BARKLE JR JOHN E
IPC: H02P9/20
CPC classification number: H02P9/20
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