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公开(公告)号：US1118995A
公开(公告)日：1914-12-01
申请号：US1913749261
申请日：1913-02-18
Applicant: H B IVES COMPANY
Inventor： WRIGHT LOUIS W
CPC classification number: E05C17/22 , Y10T292/299 , Y10T292/302
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