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公开(公告)号：US2830306A
公开(公告)日：1958-04-15
申请号：US43767654
申请日：1954-06-18
Applicant: DAYTON RUBBER COMPANY
Inventor： WAGNER WILLIAM T , BERNARD ADINOFF
IPC: A47C27/14
CPC classification number: A47C27/146 , A47C27/144
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