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公开(公告)号：US2109764A
公开(公告)日：1938-03-01
申请号：US75475434
申请日：1934-11-26
Applicant: REYNOLDS SPRING CO
Inventor： BEATTY GEORGE R
IPC: A47C31/02
CPC classification number: A47C31/02 , Y10S224/912
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