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公开(公告)号：US1650284A
公开(公告)日：1927-11-22
申请号：US10966926
申请日：1926-05-17
Applicant: REYNOLDS SPRING CO
Inventor： GEORGE KOLSMITH
IPC: A47C31/02
CPC classification number: A47C31/02 , Y10T403/49
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