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公开(公告)号：US2823633A
公开(公告)日：1958-02-18
申请号：US39599653
申请日：1953-12-03
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor： MEIER ARTHUR P , DENISON SYLVESTER P
IPC: B23K3/08
CPC classification number: B23K3/082
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