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公开(公告)号：US2985274A
公开(公告)日：1961-05-23
申请号：US579360
申请日：1960-02-01
Applicant: CUTLER HAMMER INC
Inventor： BYRNES RICHARD J , NORBERT SADOWSKI
IPC: B65G47/54
CPC classification number: B65G47/54
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