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公开(公告)号：US1999436A
公开(公告)日：1935-04-30
申请号：US16109527
申请日：1927-01-14
Applicant: REPUBLIC STEEL CORP
Inventor： RUDOLF ANDERSON JOHN
IPC: A47B13/08
CPC classification number: A47B96/201 , A47B13/083
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