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公开(公告)号：US3258222A
公开(公告)日：1966-06-28
申请号：US31764863
申请日：1963-10-21
Applicant: LEESONA CORP
Inventor： JOSEPH SILVA , STEELE CARLTON A
CPC classification number: B65H49/06 , B65H49/12 , B65H67/02 , B65H2701/31
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